A Monopolist Faces Inverse Demand $P = 400 - 4 Q ^ { d }$

Multiple Choice

A monopolist faces inverse demand $P = 400 - 4 Q ^ { d }$ and has constant marginal cost $M C = 80$ . If this monopolist engages in first-degree price discrimination, producer surplus will be:

A) 0
B) 1,600
C) 3,200
D) 12,800