Give a geometric description of the set of points in space whose coordinates satisfy the given pairs of equations. x squared plus y squared plus left parenthesis z plus 5 right parenthesis squared equals 100, z equals 1 choose the correct description. a. the line through left parenthesis 8 comma 8 comma 1 right parenthesis parallel to the z-axis b. the circle with center (0,0,1) and radius 64, parallel to the xy-plane c. the circle with center (0,0,1) and radius 8, parallel to the xy-plane d. the line through (8,0,1) and (0,8,1)