35. The marginal revenue curve for a firm with market power has negative slope. This is because:

a.If the firm cannot price discriminate, the decline in price required to sell one more unit of a good requires the price on the entire quantity of the good sold to fall as well.

b.If the firm can price discriminate, the decline in price required to sell one more unit of a good requires the price on the entire quantity of the good sold to fall as well.

c.The average fixed cost of production falls as the quantity of a good produced increases.

d.The marginal cost of production increases as the quantity of a good produced increases.