Pizza is a normal good if the demand Group of answer choices

a. for pizza rises when income rises.

b. for pizza rises when the price of pizza falls.

c. curve for pizza slopes upward.

d. curve for pizza shifts to the right when the price of burritos rises, assuming pizza and burritos are substitutes.

Option A, For Pizza rise when income rises.

Explanation:

Option A is correct because the income of the consumer and the demand for normal goods are positively related. So when consumer's income increases then the demand for normal goods also increases. If the income falls then the demand for normal goods also falls. Therefore, the movement in the same direction shows that there is a direct relationship between normal goods and the income of the consumer.