The Following Figure Shows the Marginal Cost Curves of Two

The following figure shows the marginal cost curves of two profit-maximizing firms-Firm A and Firm B-in a perfectly competitive market.

-Refer to the figure above.Which of the following statements is true?

A) Firm B produces at a higher marginal cost than Firm A.
B) At a given market price, Firm A will enjoy a greater producer surplus.
C) Firm A will have a higher reservation value for the good than Firm B.
D) Firm B will produce a lower quantity than Firm A at all prices.