Find the Derivative of the Function $y=\ln \left(7 x^{3}-x^{2}\right)$ A) $\frac{21 x-2}{7 x^{2}-x}$

Multiple Choice

Find the derivative of the function.
- $y=\ln \left(7 x^{3}-x^{2}\right)$

A) $\frac{21 x-2}{7 x^{2}-x}$
B) $\frac{21 x-2}{7 x^{3}-x}$
C) $\frac{7 x-2}{7 x^{2}-x}$
D) $\frac{21 x-2}{7 x^{2}}$