Convert the Rectangular Equation to Polar Form $x = 17 a$

Multiple Choice

Convert the rectangular equation to polar form.Assume r > 1. $x = 17 a$

A) $\gamma = \operatorname { acsc } \theta$
B) $r = 17 \mathrm { a } \cos \theta$
C) $r = 17 \sin \theta$
D) $r = 17 \operatorname { acsc } \theta$
E) $r = 17 \text { asec } \theta$