The answer is D,
digesting food is chemical to chemical
photosynthesis is light to chemical
and clearly respiration isn't the choice as well
By experiencing climate problems, it is very hard for African people to grow enough crops to sustain their living.
In this condition, the people are forced to eat whatever left just to scrap by no matter how unsanitary,
Well I think for drinking but also for agriculture.
The correct answer is A) Zimbardo did not use a control group.
The major flaw in the research design of the Stanford prison experiment was that Zimbardo did not use a control group.
A control group was necessary to study a particular variable in prison. He had no alternative group to compare and measure the results of the experiment.
Other mistakes he had were that he was part of the experiment. He participated as the prison superintendent. He was an authoritative figure inside the experiment of the prison and influenced the behavior of his students. He should have a neutral position.
