Evaluate the Expression A) $\left[ \begin{array} { l l l } - 15 & 10 & - 10\end{array} \right]$

Evaluate the expression. $\frac { 3 } { 4 } \left[ \begin{array} { l l l } - 9 & 7 & - 1\end{array} \right] + \left[ \begin{array} { l l l } - 6 & 3 & - 9\end{array} \right]$

A) $\left[ \begin{array} { l l l } - 15 & 10 & - 10\end{array} \right]$
B) $\left[ \begin{array} { l l l } - \frac { 3 } { 4 } & \frac { 9 } { 4 } & \frac { 33 } { 4 }\end{array} \right]$
C) $\left[ \begin{array} { l l l } - \frac { 15 } { 2 } & \frac { 45 } { 8 } & - \frac { 15 } { 8 }\end{array} \right]$
D) $\left[ \begin{array} { l l l } - \frac { 51 } { 4 } & \frac { 33 } { 4 } & - \frac { 39 } { 4 }\end{array} \right]$
E) not possible