Solve the Equation for Exact Solutions Over the Interval [0 $[ 0,2 \pi )$

Multiple Choice

Solve the equation for exact solutions over the interval [0, 2 $[ 0,2 \pi )$
- $\tan x + \sec x = 1$

A) $\varnothing$
B) $\{ 0 \}$

C) $\left\{ \frac { \pi } { 4 } \right\}$

D) $\left\{ \frac { 5 \pi } { 4 } \right\}$