Suppose a Monopolist Charges a Uniform Price of $10 Based

Suppose a monopolist charges a uniform price of $10 based on profit maximization and has constant marginal costs of $3.Cody is willing to pay $6 for the monopolist's output.Therefore:

A) the monopolist should lower its price to $6 for all consumers.
B) the monopolist should ignore Cody's want;it is already profit maximizing.
C) if resale of the output is impossible,the monopolist should lower its price to $6 just for Cody.
D) the monopolist will not be better off if it lowers its price to $6 just for Cody.