Solve the System of Linear Equations $\left\{ \begin{array} { c } x + y + z = - 2 \\x + y - 3 z = 6 \\- y + 7 z = - 7\end{array} \right.$

Multiple Choice

Solve the system of linear equations. $\left\{ \begin{array} { c } x + y + z = - 2 \\x + y - 3 z = 6 \\- y + 7 z = - 7\end{array} \right.$

A) $( 6 , - 8,0 )$
B) $( - 8,6,0 )$
C) $( 7 , - 7 , - 2 )$
D) $( - 7,7 , - 2 )$
E) $( 10 , - 9 , - 3 )$