Joseph Was Very Excited About Moving into His New Office

Joseph was very excited about moving into his new office with a window, after four years of working in a cubicle. However, after moving in, he found that nothing had really changed. His level of work satisfaction remained the same. Which of the following explains what happened to Joseph?

A) People tend to overestimate the pleasure they will receive from a future positive event.
B) People tend to overestimate the sadness they will feel when experiencing a future negative event.
C) People experience both positive and negative emotions differently.
D) People tend to do a good job of predicting how they're going to feel when something happens.
E) People experience both positive and negative emotions very differently.