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

Question

$\begin{array}{1 1}(A)\;14C_{10}(\large\frac{1}{6})^5\\(B)\;15C_{10}(\large\frac{1}{6})^5\\(C)\;5C_4(\large\frac{1}{6})^4\\(D)\;14C_{10}(\large\frac{1}{4})^5\end{array}$