Find the term independent of $$x$$, where $$x \neq 0$$, in the expansion of $$\left(\frac{3x^{2}}{2} -\frac{1}{3x}\right)^{15}$$

A

$$15_{C_{10}}(\frac{1}{6})^{5}$$

B

$$15_{C_{10}}\left(\frac{1}{6}\right)^{6}$$

C

$$15_{C_{9}}\left(\frac{1}{6}\right)^{4}$$

D

$$15_{C_{9}}\left(\frac{1}{6}\right)^{5}$$