Use the Following to Answer Questions

Multiple Choice

Use the following to answer questions:
-(Table: Total Cost for a Perfectly Competitive Firm) Look at the table Total Cost for a Perfectly Competitive Firm. If the market price is $4.50, profit at the profit-maximizing quantity of output is:

A) $2.00.
B) $4.50.
C) $5.00.
D) $34.00.