Answer:
control group
Explanation:
In this scenario, it can be said that Bob is in the control group of the experiment. In an experiment, the control group is the group that does not receive the variable that is being tested and instead receives a placebo that does not have any effect on the test subject, thus allowing the researchers to control the outcome of that group and compare it with the other groups. Which in this case the variable being tested is Ritalin.
Answer: in situations in which people have limited choices, they should seek power.
Explanation:
Geometry. Hence, Euclidean geometry.
When- latest period of the stone age which was right after the ice age
10000 B.C. to 4000 B.C.
Where- Mesopotamia in what is now modern Iraq