Perform the Matrix Operation $C = \left[ \begin{array} { r } 6 \\ - 2 \\ 10 \end{array} \right]$

Perform the matrix operation.
-Let $C = \left[ \begin{array} { r } 6 \\ - 2 \\ 10 \end{array} \right]$ . Find (1/2) C.

A)
$\left[ \begin{array} { r } 3 \\ - 2 \\ 10 \end{array} \right]$

B)
$\left[ \begin{array} { c } 12 \\ - 4 \\ 20 \end{array} \right]$

C)
$\left[ \begin{array} { r } 3 \\ - 1 \\ 5 \end{array} \right]$

D)
$\left[ \begin{array} { r } 6 \\ - 1 \\ 10 \end{array} \right]$