Integrate : $\int \large\frac{1}{(x)^{5/2}}$$dx$

Question

$$\begin {array} {1 1} (a)\;\frac{-5}{2} x^{-5/2} \\ (b)\;\frac{-2}{3} x^{-3/2} \\ (c)\;\frac{3}{2}(x) ^{3/2} \\ (d)\;\frac{5}{2} x^{5/2} \end {array}$$