Answer:
(D) Institutional Classism
Explanation:
The fact of treating differently two groups of the same age group, which are involved in the same types of activity, but that are of different social classes configures in classissism. Classism is class prejudice, so that the poorest are marginalized while the richest are treated with privilege. The fact that classissism in the narrated case is executed by a policeman, configures in a situation of institutional classissism, since the policeman is a public agent, representative of the state.