Betsy's Utility Function for BMWs and Money Is Given by 8,000x

Betsy's utility function for BMWs and money is given by 8,000x + y, where x is the number of BMWs she has and y is the amount of money she has.Her income is $22,000.Her reservation price for one BMW is

A) $14,000.
B) $8,000 - y.
C) $8,000 - p.
D) $8,000.
E) $30,000.