Given $a = 7 , b = 5$ , And $c = 8$

Multiple Choice

Given $a = 7 , b = 5$ , and $c = 8$ , use the Law of Cosines to solve the triangle for the value of $B$ . Round answer to two decimal places.

A) $60.33 ^ { \circ }$
B) $81.79 ^ { \circ }$
C) $80.44 ^ { \circ }$
D) $38.21 ^ { \circ }$
E) $60.00 ^ { \circ }$