Complete the Sentence So the Result Is an Identity $\cos \theta$

Multiple Choice

Complete the sentence so the result is an identity. Let x be any real number.
-Find $\cos \theta$ if $\csc \theta = - \frac { 5 } { 3 }$ and $\theta$ is in quadrant IV.

A) $\frac { 4 } { 5 }$
B) $\frac { 5 \sqrt { 29 } } { 29 }$
C) $- \frac { \sqrt { 11 } } { 6 }$
D) $\frac { \sqrt { 33 } } { 4 }$