Convert the Rectangular Equation to Polar Form $a > 0$ $y = - 6$

Multiple Choice

Convert the rectangular equation to polar form. Assume $a > 0$ $y = - 6$

A) $r = - 6 \sec \theta$
B) $r = - 6 \csc \theta$
C) $r = - \csc \theta$
D) $r = - 6 \cos \theta$
E) $r = - 6 \sin \theta$