Joe Cool went to a baseball game and got very hungry for a hotdog. While it is true that the ballpark sells soda and hotdogs separately, Joe Cool never has one without having one of the other. His indifference curve map between these two goods is most likely
A. made up of linear indifference curves.
B. made up of indifference curves that bow “out” away from the origin.
C. made up of indifference curves that are positively sloped.
D. made up of indifferences curves that cross each other.
E. made up of “L” shaped indifference curves.