Convert the Rectangular Equation to Polar Form $y = - 3$

Multiple Choice

Convert the rectangular equation to polar form.Assume r > 1. $y = - 3$

A) $r = - 3 \sec \theta$
B) $r = - 3 \csc \theta$
C) $r = - \csc \theta$
D) $r = - 3 \cos \theta$
E) $r = - 3 \sin \theta$