Find the Determinant of the Matrix by the Method of Expansion

Multiple Choice

Find the determinant of the matrix by the method of expansion by cofactors.Expand using the row 1. $\left[ \begin{array} { c c c } - 3 & 2 & 1 \\4 & 5 & 6 \\2 & - 3 & 1\end{array} \right]$

A) -73
B) 75
C) -75
D) -74
E) -76