Answer:
b upper middle class
Explanation:
because of term high income
Answer:
The control group and the dependent variable are respectively; will be the 3 dishes placed on the road not under construction and the 3 dishes placed on the road construction site
What is a control Group?
A control group in an experiment is that which is made up of participants that do not receive the experimental treatment.
From the opening paragraph, it means when we are conducting an experiment, these people in the control group are randomly assigned to be in this group and as such they also closely resemble the participants or the individuals who receive the treatment.
In this question, the control group will be the 3 dishes placed on the road not under construction
The dependent variable is one that depends on other variables or constraints in an experiment. In this question the dependent variable will be the 3 dishes that were placed in the road under construction.
Read more about control at; brainly.com/question/25899557
Explanation:
<u>Answer:</u>
Option C. The spread of Agriculture along the Nile river portrays Human - Environment interaction.
<u>Explanation:</u>
Nile river holds one of the oldest civilisations of the world, the agriculture was practised along this river even during the ancient times. We know that, the civilisations gradually moved and resided along rivers from the mountains. The main reason for this was the availability of water and fertile soil which best suited for the practice of agriculture.
The human life took a turn once people started living along the rivers as people moved from hunting and eating animals to agriculture and domestication of useful animals.
Thus, the agriculture along the Nile river best portrays the Human - Environment interaction.
Maths skills important tests students' ability to solve problems related to algebra, trigonometry, and geometry
