Figure 16-6 Watanabe Sensei Operates the Only Martial Arts School in Hartfield

Figure 16-6

Watanabe Sensei operates the only martial arts school in Hartfield. For simplicity, assume that consumers have identical demand curves and that Sensei knows what this demand curve is. Figure 16-6 shows this demand curve.
-Refer to Figure 16-6.With this pricing scheme-a competitive price for the classes and a one-time membership fee-what amount of producer surplus will Sensei earn?

A) the area A + B + C + D + E.
B) the area E + F.
C) the area H + G + F.
D) the area A + B + C + D + E + F + G + H