The table below shows an indifference schedule for several combinations of X and Y.

Combination. Quantity

of X Quantity.

of Y

A. 20 1

B. 16 2

C. 12 3

D. 10 4

Approximately how much of why is the consumer willing to give up to obtain the 20th unit of x?

Multiple choice

A.4

B. 1/4

C.2

D.1/2