Use the Given Information to Find the Cosines of Angles $A B C$

Use the given information to find the cosines of angles in $A B C$ . $a = 13$ cm, $b = 12$ cm, $c = 5$ cm

A) $\cos A = 0.689$ , $\cos B = 0.749$ , $\cos C = 0.082$
B) $\cos A = 0.859 , \cos B = 0.601 , \cos C = 0.993$
C) $\cos A = 0.929$ , $\cos B = 0.779$ , $\cos C = 0.082$
D) $\cos A = 0$ , $\cos B = 0.385$ , $\cos C = 0.923$
E) $\cos A = 0.005$ , $\cos B = 0.539$ , $\cos C = 0.854$