Patti Used to Look Forward to Going Out for Dinner

Multiple Choice

Patti used to look forward to going out for dinner, because it was a rare treat when she was younger and couldn't afford to go out much. She would look forward to it for days, and it made her very happy. Now that she goes out for dinner regularly for work, she doesn't really think about it as a particularly important event and it doesn't have much effect on her happiness levels. Which of the following is illustrated by this example?

A) durability bias
B) hedonic treadmill
C) pessimism
D) affective forecasting