Question

conformity can be categorized ...
(a) by compliance, identification and internalization.
(b) by approval, rejection and attractiveness.
(c) by public, private and orginal beliefs.
(d) by friends and family members.

Explanation:

In social - psychological theory, conformity is categorized into compliance (going along with others publicly without internalizing), identification (going along with others because of a liking or respect for them), and internalization (accepting the group's beliefs and values as one's own).

Answer:

A. by compliance, identification and internalization.