Which Answer Is a Polar Form of the Given Rectangular $25 x y = 225$

Multiple Choice

Which answer is a polar form of the given rectangular equation? $25 x y = 225$

A) $r ^ { 2 } = 9 \sec \theta \csc \theta$
B) $r ^ { 2 } = 3 \sec \theta \csc \theta$
C) $r ^ { 2 } = 3 \sin \theta \cos \theta$
D) $r ^ { 2 } = 9 \sin \theta \cos \theta$
E) $\theta = 9 \sin \theta \cos \theta$