Suppose a monopolist faces the following demand curve. The graph plots quantity versus price in dollars. A diagonal line marked D starts from the top left of the first quadrant and end at the bottom right.The graph plots quantity versus price in dollars. A diagonal line marked D starts from the top left of the first quadrant at (0, 70) and comes diagonally down and to the right and ends at the bottom right of the first quadrant at (70, 0) passing through the following coordinates: (10, 60), (30, 40) and (50, 20). If the monopolist were to sell 20 units of output, its total revenue would be Multiple Choice $50. $100. $140. $1,000