Use a Sum or Difference Identity to Find the Exact $$--- = \frac { 1 } { \sin x }$$

Multiple Choice

Use a sum or difference identity to find the exact value.
- $$--- = \frac { 1 } { \sin x }$$

A) $\sec x$
B) $\csc x$
C) $\cot x$
D) $\tan x$