Of the Following Statements Regarding Communal Relationships,which One Is NOT

Of the following statements regarding communal relationships,which one is NOT true?

A) When we do favors for others, we prefer that they do not repay us immediately.
B) When we help others, our moods and self-evaluation change only slightly if at all.
C) When we are working with others on a joint project, we don't make a clear distinction between their work and our own.
D) We keep track of others' needs even when they will be unable to return favors.