An Effective Approach When Using counter-Attitudinal Advocacy to Change Another's

An effective approach when using counter-attitudinal advocacy to change another's attitudes or behavior is

A) to require the persuadee to engage in counter-attitudinal behavior
B) to restrict the range of alternatives available to the persuadee
C) to ask the persuadee to write down or role-play a counter-attitudinal message
D) to offer the persuadee a monetary reward for engaging in out-of-role behavior