Table 15-21 Tommy's Tie Company, a Monopolist, Has the Following Cost and Cost

Multiple Choice

Table 15-21
Tommy's Tie Company, a monopolist, has the following cost and revenue information. Assume that Tommy's is able to engage in perfect price discrimination.
-Refer to Table 15-21. If the monopolist can engage in perfect price discrimination, what is the marginal revenue from selling the 8th tie?

A) $45
B) $60
C) $80
D) $95