Assume That Brand X Is an Inferior Good and Name

Multiple Choice

Assume that brand X is an inferior good and name brand Y is a normal good. An increase in consumer income, other things being equal, will cause a(n) :

A) upward movement along the demand curve for name brand Y.
B) downward movement along the demand curve for brand X.
C) rightward shift in the demand curve for brand X.
D) leftward shift in the demand curve for brand X.