Find the Derivative of the Function $f(x)=5 x^{7}-7 e^{5}$ A) $35 x^{6}-7 e^{5}$

Find the derivative of the function. $f(x) =5 x^{7}-7 e^{5}$

A) $35 x^{6}-7 e^{5}$
B) $35 x^{6}-35 e^{5}$
C) $35 x^{6}-35 e^{4}$
D) $35 x^{6}$