1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
garik1379 [7]
3 years ago
15

A study in the 1990s found that residents of Mexico City had higher levels of lead and cadmium in their blood than did residents

of any other urban area in the world.
What is the MOST LIKELY explanation for this?
A) diet
B) heredity
C) air pollution
D) water pollution
Social Studies
2 answers:
Ann [662]3 years ago
6 0
Answer would be C) air pollution 
Yuliya22 [10]3 years ago
6 0
This answer would be C. Air Pollution
You might be interested in
Give me the latest important news....
natulia [17]

Answer:

ok so there is corona virus going around and another thing

people are protesting black lives matter

5 0
3 years ago
Malik, who is a chemistry professor and researcher, systematically mixed thousands of different combinations of chemical compoun
Sophie [7]

Answer: Malik's approach best illustrates: TRIAL AND ERROR PROBLEM SOLVING.

Explanation: Trial and error problem solving involves a process whereby to find a solution to a problem, many possible solutions are tried and the researcher learns from mistakes until a way is found. This method is characterized by repeated, varied attempts which are continued until success.

3 0
3 years ago
Professor Smith examines the dating behaviors of college students. Smith decides to track the dating behaviors of college studen
kvasek [131]

Answer:

c. voluntary participation                                      

Explanation:

In the context, Professor Smith conducts a research in the dating behaviors of her college students. She wishes to track the students dating behavior through their entire college careers. So on her first class she explains her research work to the students and does the survey during the class.

Thus in this case, the research has an effect on the voluntary participation of the college students as all the students present in her class was given the survey to complete and they were not asked for their voluntary participation in he survey.

Hence the correct option is (c).

4 0
3 years ago
A(n) __________ is an amendment that is presented to the people on the ballot of a statewide election to vote on.
Anna007 [38]

Answer:

A(n) referendum is an amendment that is presented to the people on the ballot of a statewide election to vote on.

Explanation:

Initiative: "the right of citizens outside the legislature to originate legislation"

Referendum: "a general vote by the electorate on a single political question which has been referred to them for a direct decision"

Federalist system: "the constitutional division of power between U.S. state governments and the federal government of the United States"

Supremacy clause: "prohibits states from interfering with the federal government's exercise of its constitutional powers"

So, the best answer choice is B.

8 0
3 years ago
What steps did Californians take to apply for statehood? When was California admitted?
gavmur [86]
The means did Californians take to apply for statehood is connected for statehood in March 1850 and conceded in September. The historical backdrop of California be distinctive if the Gold Rush had not happened is the populace would not have developed as quickly but rather that California's atmosphere assets still would have pulled in pioneers.
7 0
4 years ago
Other questions:
  • What action resulted in Georgia being placed under military rule during Reconstruction?
    15·1 answer
  • Conducting joint operations generally involves how many broad principles?
    13·1 answer
  • About medieval West African Kingdoms
    11·1 answer
  • A careless director or directors can be held personally liable for harm done to the corporation if they failed to act with A. cu
    6·1 answer
  • Help quick please 40 points
    10·2 answers
  • At various times in history, in an attempt to explain problematic, irrational behavior, humans have focused on supernatural caus
    14·1 answer
  • name one fact about the battle of Antietam (I already have that Lincoln issued the emancipation proclamation shortly after and i
    10·1 answer
  • In distinguishing between different strategies for improving health and well-being, one may employ an emotion-focused strategy t
    8·1 answer
  • Difference between pleasant and unpleasant sounds​
    15·1 answer
  • Which of the following mountain ranges is the accepted physical border between Asia and Europe?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!