Reduce : $\large\frac{x^2-9x+20}{x^2-x-12}$

Question

$\begin{array}{1 1} (a)\;\frac{x+5}{x-3} \\ (b)\;\frac{x-5}{x-3}\\ (c)\;\frac{x-5}{x+3}\\(d)\;\frac{x+5}{x+3} \end{array} $