Suppose Consumer Cannot Taste the Difference Between Miller Lite and Bud

Multiple Choice

Suppose consumer cannot taste the difference between Miller Lite and Bud Light, but Miller Lite is sold in 12 ounce cans while Bud Light is sold in 8 ounce cans.In a graph with cans of Miller Lite on the horizontal and cans of Bud Light on the vertical axis, which of the following is the correct slope for this consumer's indifference curves:

A)
B) -1
C)
D) There is not enough information to tell.