Evaluate Without Using a Calculator $\csc \theta$ , If $\cot \theta = - \frac { 7 } { 10 }$

Multiple Choice

Evaluate without using a calculator.
- $\csc \theta$ , if $\cot \theta = - \frac { 7 } { 10 }$ and $\cos \theta < 0$

A) $\frac { \sqrt { 149 } } { 10 }$
B) $\frac { 7 \sqrt { 149 } } { 149 }$
C) $- \frac { 7 \sqrt { 149 } } { 149 }$
D) $- \frac { \sqrt { 149 } } { 7 }$