Which of the following statements regarding price and output determination under monopoly are correct?

A. A monopoly firm can fix its price anywhere along its demand curve

B. Even during short run when a monopoly firm earns normal profit, it produces less than its optimum capacity

C. The slope of monopoly's MR curve is twice the slope of its AR curve

D. Price discrimination is possible only when demand curves are identical in two markets

E. Equilibrium price of a monopolist is always higher than that of a perfectly competitive firm.

Choose the correct answer from the options given below: