Describe the given set of points with a single equation or with a pair of equations.The circle in which the plane through the point (-4, 12, 1) perpendicular to the y-axis meets the sphere of radius 15 centered at the origin.
A. x 2 + y2 + z2 = 144 and y = 12
B. x 2 + y2 + z2 = 63 and y = 12
C. x 2 + y2 + z2 = 225 and y = 12
D. x 2 + y2 + z2 = 81 and y = 12
Answer: C
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B. 
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D. 
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