In Economic Analysis,any Amount of Profit Earned Above Zero Is

Multiple Choice

In economic analysis,any amount of profit earned above zero is considered "above normal" because

A) normally firms are supposed to earn zero profit.
B) this would indicate that the firm's revenue exceeded both its accounting and opportunity cost.
C) this would indicate that the firm was at least earning a profit equal to its opportunity cost.
D) this would indicate that the firm's revenue exceeded its accounting cost.