If P and Q are the points of intersection of the circles x²+y²+3x+7y+2p−5=0 and x²+y²+2x+2y−p²=0, then there is a circle passing through P,Q and (1,1) for
A. all except one value of p
B. all except two values of p
C. exactly one value of p
D. all values of p
