Rewrite the following equation in the center-radius form of the equation of a circle.
x2 + 12x + y2 + 10y = -45

A.
(x + 6)2 + (y + 5)2 = 16
B.
(x - 5)2 + (y - 6)2 = 16
C.
(x + 8)2 + (y + 4)2 = 16
D.
(x + 6)2 + (y + 6)2 = 16