Multiple Choice
In a small town, Marilyn's Christmas Tree Lot has a monopoly on sales of Christmas trees. In order to increase her sales from 100 trees to 101 trees, she must drop the price of all of her trees from $20 to $19. What is the marginal revenue?
A) $2000
B) $20
C) $19
D) negative $81
Correct Answer:

Verified
Correct Answer:
Verified
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