The reaction of the second chimpanzee after he watches that the first one found food reward inside a box is called d) "observational learning"
Explanation:
Observational learning is a form of social learning in which a subject observed a result after another subject presented a singular behavior which granted him a reward the observing individual would like to get.
In humans, this type of learning happens with almost no direct reinforcement, but with a social indirect reward after watching someone the observing individual considers as a "model" performing the behavior to imitate it. It is a very common way children learn and how they start to interact with the world.
The group may not want to disappoint an influential producer or investor. The second reason maybe they want to avoid a heated argument which could turn the whole project down. Another reason may an expectation of a brief meeting. Involvement in other projects which make them less concern about its success could be another reason.
