Let ${\bf u} = \left[{\begin{matrix}2 \cr 2 \cr\end{matrix}}\right]$ and ${\bf v} = \left[{\begin{matrix}9 \cr 2 \cr\end{matrix}}\right]$.

Select the best statement.

A. ${\bf u}-{\bf v} = \left[{\begin{matrix} + 7 \cr 0 \cr\end{matrix}}\right]$
B. ${\bf u}-{\bf v} = \left[{\begin{matrix}11 \cr 4 \cr\end{matrix}}\right]$
C. ${\bf u}-{\bf v} = \left[{\begin{matrix}-7 \cr -0 \cr\end{matrix}}\right]$
D. ${\bf u}-{\bf v} = \left[{\begin{matrix}-7 \cr 0 \cr\end{matrix}}\right]$
E. We cannot compute ${\bf u}-{\bf v}$
F. none of the above