11. If an increase in income leads to a decrease in the demand for popcorn, then popcorn is A) an inferior good. B) a neutral good. C) a necessity. D) a normal good.

11. If an increase in income leads to a decrease in the demand for popcorn, then popcorn is
A) an inferior good.
B) a neutral good.
C) a necessity.
D) a normal good.

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