Reciprocity Refers to an Exchange of Goods And/or Services Of

Reciprocity refers to an exchange of goods and/or services of:

A) unequal value that occurs at the same moment in time.
B) exactly the same value that occurs over a short period of time.
C) relatively equal value between two parties without the use of money.
D) unequal value between elites and commoners in a state society.
E) relatively equal value between more than two parties that sometimes involves the use of money.