Tangent to the curve y = x2 + 6 at a point P (1, 7) touches the circle x2 +y2 16x+ 12y+ c = 0 at a point Q. Then the coordinates of Q are?

• A. (– 6, –11)
• B. (–9, –13)
• C. (– 10, – 15)
• D. (–6, –7)