Joe Quits His Job as an Insurance Agent and Opens

Multiple Choice

Joe quits his job as an insurance agent and opens his own sporting goods store. If his profits as measured by his accountant are greater than zero, then

A) his economic profit must be greater than zero.
B) his opportunity costs must be zero.
C) he made a good move because he is earning above normal profits.
D) There is not enough information to determine his economic profit, if any.