When Gary Was a High School Student, He Enjoyed Rock

When Gary was a high school student, he enjoyed rock music and regularly purchased hip clothing sported by his favorite rock band. However, five years later, when Gary became an accountant, his preference shifted toward formal clothing. Which of the following personal characteristics is likely to have had the most influence on Gary's preferences during his high school days?

A) education
B) age
C) income
D) gender
E) physiological needs