Katie Finds That the Marginal Utility from a Compact Disc

Multiple Choice

Katie finds that the marginal utility from a compact disc is 30 and the marginal utility from a pizza is 10. The price of a compact disc is $15 and the price of a pizza is $10. In order to increase her utility, Katie should

A) consume more compact discs and fewer pizzas.
B) consume fewer compact discs and more pizzas.
C) not change her consumption of pizza and compact discs.
D) consume fewer compact discs and fewer pizzas.