pls answer this within 30 min

QUESTION 21 If the demand curve for some good fluctuates, but the supply curve does not change, then which of the following combinations would generally yield the greatest price fluctuations? O small demand fluctuations and inelastic supply O small demand fluctuations and elastic supply O large demand fluctuations and inelastic supply O large demand fluctuations and elastic supply QUESTION 22 Which of the following events would cause the price of apples in the U.S. to fall? The Federal Drug Administration announces that bananas cause strokes, and apples and bananas are substitutes. O There is a shortage of apples. O All of other options are correct. The price of land throughout California decreases, and California produces a significant proportion of the nation's apples. QUESTION 23 Which of the following could lead to a rise in the consumption of lemons? O a cold spell which makes people want less lemonade O a leftward shift in the supply curve of lemons O a rightward shift in the supply curve of lemons O a decline in the number of people drinking lemonade