Multiple Choice
Scenario: Mr. Olivander has a monopoly on supplying magic wands. The table below shows the demand schedule for magic wands per day.
-Refer to the scenario above.Mr.Olivander used to sell five wands per day.Now he plans to increase his sale to nine wands.The price effect of this plan is a ________,and the quantity effect of this plan is a ________ in his revenue.
A) $15 decrease; $20 increase
B) $125 decrease; $80 increase
C) $45 increase; $90 decrease
D) $35 decrease; $120 increase
Correct Answer:

Verified
Correct Answer:
Verified
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