The circle below is centered at the point (-1, 2) and has a radius of length 3.
What is its equation?
A. (x + 2)2 + (y - 1)2 =
O B. (x-1)2 + (y + 2)2 = 9
O C. (x+ 1)2 + (y-2)2 = 9
O D. (x- 2)2 + (y + 1)2 =