# Given that $x=-9$ is a root of $\begin{vmatrix}x&3&7\\2 &x&2\\7&6&x\end{vmatrix}$ = 0, the other two roots are
$\begin{array}{1 1}(A)1,7 \\ (B) 3,7 \\ (C) 2,7 \\(D) 7,0 \end{array}$