The Profit-Maximization Rule Is as Follows

The profit-maximization rule is as follows:

A) Produce the quantity of output at which price equals average total cost (unit cost) .
B) Produce as much output as can be sold.
C) Produce the quantity of output at which marginal revenue equals marginal cost.
D) Produce the quantity of output at which marginal revenue equals unit cost.
E) Produce the quantity of output at which total cost is minimized.