The Figure Given Below Shows the Demand Curves for Five

Multiple Choice

The figure given below shows the demand curves for five products: A, B, C, D, and E.Figure 6.1

-When the income elasticity of demand for a good is negative, one can correctly conclude that:

A) the good is a normal good.
B) the good is an inferior good.
C) the good is a substitute.
D) the good is a complement.
E) total revenue will decrease when the price increases.