Find the Cofactor of the Indicated Element $$\begin{array} { l } \left| \begin{array} { r r r } 5 & 3 & 4 \\- 3 & 0 & 1 \\3 & 4 & 5\end{array} \right|\end{array}$$

Multiple Choice

Find the cofactor of the indicated element.
-
a 21
$$\begin{array} { l } \left| \begin{array} { r r r } 5 & 3 & 4 \\- 3 & 0 & 1 \\3 & 4 & 5\end{array} \right|\end{array}$$

A) 1
B) 11
C) $- 1$
D) $- 11$