graph of the demand curve facing a firm in the perfectly competitive market for wheat. The fact that the demand curve is horizontal implies which of the following? A. The market demand for wheat is identical to the demand for wheat faced by an individual firm. B. The marginal revenue from the 7,500 Superscript th bushel is greater than the marginal revenue from the 3,000 Superscript th bushel. C. The firm must lower the price of wheat to increase the quantity demanded. D. The firm can sell any amount of output as long as it accepts the market price of $7.00