Give the Exact Value of the Expression $\csc \left( \sin ^ { - 1 } \frac { 12 } { 20 } \right)$

Multiple Choice

Give the exact value of the expression.
- $\csc \left( \sin ^ { - 1 } \frac { 12 } { 20 } \right)$

A) $\frac { 12 } { 20 }$
B) $\frac { 12 } { 16 }$
C) $\frac { 16 } { 12 }$
D) $\frac { 20 } { 12 }$