Select the correct answer.
Which equation represents a circle with a center at (-5,5) and a radius of 3 units?

A.
(x + 5)2 + (y − 5)2 = 9
B.
(x − 5)2 + (y + 5)2 = 3
C.
(x − 5)2 + (y + 5)2 = 9
D.
(x + 5)2 + (y − 5)2 = 6
E.
(x + 5)2 + (y − 5)2 = 3