If macaroni and cheese is an inferior good, then an increase in ____
(A) the price will cause the demand curve for macaroni and cheese to shift to the left.
(B) the price will cause the demand curve for macaroni and cheese to shift to the right.
(C) a consumer’s income will cause the demand curve for macaroni and cheese to shift to the left.
(D) a consumer’s income will cause the demand curve for macaroni and cheese to shift to the right.