The position of the term independent of $x$ in the expansion of $\big(\sqrt{\large\frac{x}{3}}+\large\frac{3}{2x^2}\big)^{10}$ is

Question

$\begin{array}{1 1}(A)\;10C_1\\(B)\;\large\frac{5}{12}\\(C)\;1\\(D)\;\text{Third term}\end{array}$