Perform the Indicated Operation $\left( - \frac { 5 } { 6 } \right) \div \left( - \frac { 15 } { 14 } \right)$

Multiple Choice

Perform the indicated operation: $\left( - \frac { 5 } { 6 } \right) \div \left( - \frac { 15 } { 14 } \right)$

A) $\frac { 109 } { 78 }$
B) $\frac { 7 } { 9 }$
C) $- \frac { 109 } { 78 }$
D) $- \frac { 7 } { 9 }$