John Will Eat Peanut Butter and Jelly Sandwiches Only When

Multiple Choice

John will eat peanut butter and jelly sandwiches only when they are made with exactly two ounces of peanut butter and one ounce of jelly.If peanut butter is on the horizontal axis (Pb.and jelly on the vertical axis (J) ,John's indifference curve for peanut butter and jelly is:

A) L-shaped,beginning at 2PB and 1J.
B) convex to the origin with a slope of -1/2.
C) a parallel straight line with a slope of -2.
D) concave to the origin with a slope of -2.