With Perfect Price Discrimination ________,And Production Is Expanded Until Marginal

Multiple Choice

With perfect price discrimination ________,and production is expanded until marginal revenue equals ________.

A) the firm's demand curve becomes its marginal revenue curve; marginal cost
B) the firm's demand curve becomes its marginal revenue curve; average total cost
C) the firm's marginal revenue curve bisects the angle with which demand intersects the price-axis; marginal cost
D) the firm's marginal revenue curve bisects the angle with which demand intersects the price-axis; average total cost
E) economic profit is maximized when the lowest price equals marginal cost; average total cost.