Simplify the Following Expression $\left( - \frac { 51 } { 71 } \right) \left( \frac { 19 } { 30 } \right)$

Multiple Choice

Simplify the following expression. $\left( - \frac { 51 } { 71 } \right) \left( \frac { 19 } { 30 } \right)$

A) $\frac { 323 } { 710 }$
B) $\frac { 323 } { 647 }$
C) $- \frac { 323 } { 710 }$
D) $- \frac { 323 } { 970 }$
E) $\frac { 323 } { 970 }$