Sociologist: Romantics who claim that people are not

Sociologist: Romantics who claim that people are not born evil but may be made evil by the imperfect institutions that they form cannot be right, for they misunderstand the causal relationshipbetween people and their institutions. After all,institutions are merely collections of people.

Which one of the following principles, if valid, would most help to justify the sociologist’s argument?

(A) People acting together in institutions can do more good or evil than can people acting individually.

(B) Institutions formed by people are inevitably imperfect.

(C) People should not be overly optimistic in their view of individual human beings.

(D) A society’s institutions are the surest gauge of that society’s values.

(E) The whole does not determine the properties of the things that compose it.

Source: LSAT