Answer:
Option B, Discrimination, is the right answer.
Explanation:
In the context of human social behavior, discrimination is biased treatment. This treatment can emerge due to the class, category or group of that person to which he belonged.
Discrimination consists of the practice of a person or society, based on their original or regarded membership in a particular organisation or social class, "in a sense that is worse than the approach people are generally treated.
According to the given question, Mona who avoids providing her assistance to a non-White person is an example of discrimination.