Quick Buck and Pushy Sales Produce and Sell Identical Products

Multiple Choice

Quick Buck and Pushy Sales produce and sell identical products and face zero marginal and average cost. Below is the market demand curve for their product. If Quick Buck and Pushy Sales decide to collude and work together as a monopolist with each firm producing half the quantity demanded by the market at the monopoly price, then what will be Quick Buck's economic profit?

A) $1,000
B) $2,000
C) $3,000
D) $4,000