L'Hopital's Rule Does Not Help with the Given Limit $\lim _ { x \rightarrow \theta ^ { + } } \frac { \sec x } { \tan x }$

Multiple Choice

L'Hopital's rule does not help with the given limit. Find the limit some other way.
- $\lim _ { x \rightarrow \theta ^ { + } } \frac { \sec x } { \tan x }$

A) 1
B) 0
C) $\infty$
D) $- 1$