Describe the graph of the equation. r = 19 sin 2t i + 19 cos 2t j O It is a circle of radius 19 in the xy-plane, with center at the origin. O It is a circle of radius 19 in the xy-plane, with center at (2, 2). O It is an ellipse in the xy-plane, centered at the origin, with major axis of length 19. O Itis a parabola in the xy-plane, with vertex at the origin. O It is a circle of radius 2 in the xy-plane, with center at the origin.

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