Figure 14.2 represents the market for used cameras. Suppose buyers are willing to pay $125 for a plum (high-quality) used camera and $25 for a lemon (low-quality) used camera. If buyers believe that 50% of used cameras in the market are lemons (low quality), how many lemons (low quality) will be supplied by sellers?
A. 10
B. 15
C. 20
D. 25
Answer: D
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