Which Statement Demonstrates How People Respond to Incentives to Make

Multiple Choice

Which statement demonstrates how people respond to incentives to make themselves better off?

A) More students major in economics when they hear that salaries for economists are rising.
B) Students are assigned dorm rooms through a lottery system.
C) Students are encouraged to donate blood because it is the right thing to do.
D) Students and faculty are encouraged to wear university apparel to support the university athletic teams.