Suppose in a Cournot Duopoly That Two Firms, Firm 1 $P = 50 - Q$

Multiple Choice

Suppose in a Cournot duopoly that two firms, Firm 1 and Firm 2, face market demand $P = 50 - Q$ and both have marginal cost, $M C = \$ 20$ . The equilibrium price in this market will be

A) $P = 10$
B) $P = 20$
C) $P = 30$
D) $P = 40$