Find the Indicated Derivative $f_{x z} f(x, y, z)=5 x^{8} y^{5}+8 x^{6} z^{4}$

Multiple Choice

Find the indicated derivative.
-Find $f_{x z} f(x, y, z) =5 x^{8} y^{5}+8 x^{6} z^{4}$

A) $4 z^{3}$
B) $32 x^{6} z^{3}$
C) $192 x^{5} z^{3}$
D) $40 x^{7} y^{5}+192 x^{5} z^{3}$