Cleon Has Always Enjoyed Making Ceramic Figurines for His Colleagues

Multiple Choice

Cleon has always enjoyed making ceramic figurines for his colleagues. In return for a particular piece, a colleague gives him $100. Cleon's intrinsic motivation for making ceramic figurines is particularly likely to be undermined if he

A) perceives the payment as having informational value.
B) did not expect to receive any money.
C) perceives that money controls his behavior.
D) believes in contingency models.