TABLE 10- 1 -A Monopolistic Firm Faces a Downward- Sloping Demand Curve Because

TABLE 10- 1 $$\begin{array} { | l | c | } \hline \text { Price } & \begin{array} { c } \text { Quantity } \\\text { Demanded }\end{array} \\\hline \$ 8 & 5 \\\hline \$ 7 & 6 \\\hline \$ 6 & 7 \\\hline \$ 5 & 8 \\\hline \$ 4 & 9 \\\hline \$ 3 & 10 \\\hline \$ 2 & 11 \\\hline\end{array}$$
-A monopolistic firm faces a downward- sloping demand curve because

A) the demand for its product is always inelastic.
B) marginal revenue is negative throughout the feasible range of output.
C) there are a large number of firms in the industry,all selling the same product.
D) the monopolistic firm can exploit economies of scale.
E) the market price is affected by the amount sold by a monopolistic firm.