If a = 26 and b = 22, then the value of $$\frac{a^3 - b^3}{a^2 - b^2} - \frac{3ab}{a + b}$$ is ..............

A

$$\frac{11}{13}$$

B

$$\frac{1}{3}$$

C

$$\frac{5}{3}$$

D

$$\frac{13}{11}$$