which of the following circles lie completely within the fourth quadrant?
Check all that apply.

A. (x - 2)2 + (y + 7)2 = 64
B. (x - 12)2 + (y + 0)2 = 72
C. (x - 9)2 + (y + 9)2 = 16
D. (x - 5)2 + (y + 5)2 = 9