Answer: Cognitive dissonance
Explanation: Cognitive dissonance transpires when an individual carries two or more mutually opposed notions, impressions or standards of behavior or partakes in an activity that goes contrary to any of the aforementioned and in that case undergoes a feeling of strain and tension for that reason. However, when both activity or notions are not done in the same way to be accurate, the individuals involved tend to do everything within their reach to amend them until they match uniformly which we can see in this case.
The answer of the question is A
Answer:
I think humans and whales are closely related on the evolutionary tree because they are both mammals and both have endoskeleton
