People Who Stopped to Buy a Cookie at a Bake

Multiple Choice

People who stopped to buy a cookie at a bake sale were told "Thank you for supporting your local women's centre." They were more likely to respond to a later appeal for donations for the women's centre than people who had not been to the bake sale. This illustrates

A) the foot-in-the-door phenomenon
B) the recency effect
C) classical conditioning
D) the power of selective exposure to information.