The Eigenvalues Of $A = \left( \begin{array} { c c c } 1 & - 12 & - 14 \\1 & 2 & - 3 \\1 & 1 & - 2\end{array} \right)$

Multiple Choice

The eigenvalues of $A = \left( \begin{array} { c c c } 1 & - 12 & - 14 \\1 & 2 & - 3 \\1 & 1 & - 2\end{array} \right)$ is

A) $1 , \pm 5 i$
B) $- 1 , \pm 5 i$
C) $1,4 , - 6$
D) $1 , - 4,6$
E) none of the above