Multiple Choice
(Figure: Market 4) Use the graph to answer the question.
The graph shows the marginal social benefit, demand, and supply curves in the toothbrush market. Market forces would yield a quantity of _____, whereas the socially optimal quantity is _____.
A) four; six
B) eight; 12
C) two; three
D) 12; three
Correct Answer:

Verified
Correct Answer:
Verified
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