The Wronskian of the Vector Functions And $\mathbf { X } _ { 3 } = \left( \begin{array} { l } 2 \\2 \\1\end{array} \right) e ^ { 4 t }$

Multiple Choice

The Wronskian of the vector functions $\mathbf { X } _ { 1 } = \left( \begin{array} { l } 1 \\2 \\3\end{array} \right) e ^ { t } , \mathbf { X } _ { 2 } = \left( \begin{array} { c } - 1 \\0 \\3\end{array} \right) e ^ { - 2 t }$ and $\mathbf { X } _ { 3 } = \left( \begin{array} { l } 2 \\2 \\1\end{array} \right) e ^ { 4 t }$ is

A) $14 e ^ { 3 t }$
B) $10 e ^ { 3 t }$
C) $- 10 e ^ { 3 t }$
D) $2 e ^ { 3 t }$
E) $- 2 e ^ { 3 t }$