In the Short Run for a Particular Market, There Are

Multiple Choice

In the short run for a particular market, there are 300 firms. Each firm has a marginal cost of $30 when it produces 200 units of output. $30 is above every firm's average variable cost. One point on the market supply curve is

A) quantity = 300; price = $30.
B) quantity = 600,000; price = $90,000.
C) quantity = 100,000; price = $30.
D) quantity = 60,000; price = $30.