Ramen Noodles Are a Staple Food Item for Many College

Ramen noodles are a staple food item for many college students. Ramen noodles are very inexpensive, easy to prepare, and can be combined easily with other foods. After students graduate, find employment, and earn a higher income, they decrease their Ramen noodle purchases significantly. In this case, Ramen noodles are

A) a normal good.
B) a substitute good.
C) an inferior good.
D) a complement for higher income people.
E) None of the above answers is correct.