That Indifference Curves Are Bowed in Toward the Origin

Multiple Choice

That indifference curves are bowed in toward the origin

A) follows from the property that the consumer likes diversity in his or her consumption bundle.
B) follows from the fact that there is a direct relationship between consumption and leisure bundles.
C) follows from the property that consumption and leisure are normal goods.
D) is not true.
E) follows from the fact that more is preferred to less.