21. If you live in a society that practices exogamy, you must: a. Have more than one husband or wife. b. Get married (no one is allowed to be a single adult). c. Marry someone of your own social group. d. Marry someone of a different social group.

Respuesta :

Answer:

D

Explanation:

Exogamy is the social norm of marrying outside one's social group. The group defines the scope and extent of exogamy, and the rules and enforcement mechanisms that ensure its continuity.