Simplify the sum.
seven over a plus eight plus seven over a squared minus sixty-four
A.seven a minus forty-nine over open parentheses a minus eight closed parentheses open parentheses a plus eight closed parentheses
B.fourteen over a sqaured plus a minus fifty-six
C.fourteen over open parentheses a minus eight closed parentheses open parentheses a plus eight closed parentheses
D.seven a plus sixty-three over open parentheses a minus eight closed parentheses open parentheses a plus eight closed parentheses