The figure illustrates the effect of a decrease in the price of good B on the utility-maximizing combinations of goods A and B. Which of the following is true? None of the other answers is correct....

Extracted text: The figure illustrates the effect of a decrease in the price of good B on the utility-maximizing combinations of goods A and B. Which of the following is true? None of the other answers is correct. Good B is either a normal or a Giffen good. The demand for good B is elastic. Goods A and B are substitutes.