Find All Solutions of the Following Equation in the Interval $\pi$

Multiple Choice

Find all solutions of the following equation in the interval [0, 2 $\pi$ ) .
$3 \sec x - 3 \tan x = 3$

A) $\frac { 7 \pi } { 2 } , 2 \pi , \frac { 3 \pi } { 2 }$
B) 0
C) $\frac { \pi } { 2 } , 2 \pi , \frac { 3 \pi } { 2 }$
D) $\frac { 3 \pi } { 2 } , 2 \pi , \frac { 3 \pi } { 4 }$
E) $\frac { 5 \pi } { 2 } , 2 \pi$