Answer:
here is your answer
Explanation:
scientific study
In a scientific study, a control group is used to establish a cause-and-effect relationship by isolating the effect of an independent variable. Researchers change the independent variable in the treatment group and keep it constant in the control group. Then they compare the results of these groups.
Question : How to solve air pollution caused by incineration?
Answer : Have a machine nearby that sucks all the harmful air in and destroys it
Explanation:
Answer:Africa, but also in Asia and the Middle East
Explanation:
Answer: D. The Demographic transition
Explanation: Demographic transition explains the association between population growth and economic development. It explains the high infant mortality and high birth rate associated with non-industrial, low technology and many developing countries and the low infant mortality, low birth rate commonly found in industrial, high technology and high level of education found in developed countries.
It is an historical overview which shows high birth rate in low industrial and developing countries and low birth rate in industrial and developed countries.
<span>Shaunquelle appears to be fixated at the a-n-a-l stage. It can be observed through her obsession that everything must be in order and stingy, she is in short, a perfectionist. Normal ages for this stage is around 2 - 4 years old. The cause for this is that during her childhood days, she has been severely punished in toilet training.</span>
