Biff is 6'3" tall, and the first few times he enters or exits a commuter airplane, he bangs his head on the ceiling. Biff now crouches when entering or exiting a commuter airplane, attesting to the usefulness of classical conditioning.

One form of framing called ________ describes people who are so obsessed with preparing for the future that they can't enjoy the present.

A) mental accounting
B) hyperopia
C) myopia
D) loss aversion