$$\text { Find the derivative of } y \text { with respect to } x , t , \text { or } \theta \text {, as appropriate. }$$

Multiple Choice

$$\text { Find the derivative of } y \text { with respect to } x , t , \text { or } \theta \text {, as appropriate. }$$
- $$y = \ln 5 x$$

A) $- \frac { 1 } { x }$
B) $- \frac { 1 } { 5 x }$
C) $\frac { 1 } { 5 x }$
D) $\frac { 1 } { x }$