Find the Partial Derivative $\frac{\partial z}{\partial x}$ If $z=x^{3} y^{5}+\sin x y$

Find the partial derivative $\frac{\partial z}{\partial x}$ if $z=x^{3} y^{5}+\sin x y$ .

A) $5 x^{3} y^{4}+x \cos x y$
B) $3 x^{2} y^{5}+y \cos x y$
C) $3 x^{2} y^{5}+\cos x y$
D) $3 x^{2} y^{5}+x \cos x y$