Find the Value of the Determinant $\left| \begin{array} { c c } - 5 & - 5 \\b & a\end{array} \right|$

Multiple Choice

Find the value of the determinant.
$\left| \begin{array} { c c } - 5 & - 5 \\b & a\end{array} \right|$

A) 5a - 5b
B) 25 - ab
C) ba - 25
D) -5a+5b