Describe the graph of the equation. r = 9cos ri + 8 sint j - k O It is an ellipse in the x = 1 plane, center at (1, 0, 0), major axis of length 9 parallel to the x-axis, minor axis of length & parallel to the y-axis. O It is an ellipse in the z = - 1 plane, center at (0, 0, -1), major axis of length 1 8 parallel to the y-axis, minor axis of length 16 parallel to the x-axis. O It is an ellipse in the z = 1 plane, center at (0, 0. 1), major axis of length 9 parallel to the x-axis, minor axis of length & parallel to the y-axis. O It is an ellipse in the z = - I plane, center at (0, 0, - 1), major axis of length 1 8 parallel to the x-axis, minor axis of length 16 parallel to the y-axis. O It is an ellipse in the x = - I plane, center at (-1, 0, 0), major axis of length 18 parallel to the x-axis, minor axis of length 16 parallel to the y-axis