A Perfectly Competitive Firm That Earns an Economic Profit in the Short

A perfectly competitive firm that earns an economic profit in the short run chooses the output that _____

A) maximizes its total revenue.
B) minimizes its total cost.
C) maximizes the difference between total revenue and total cost.
D) maximizes the difference between total revenue and explicit cost.
E) maximizes the difference between total revenue and implicit cost.