Find All Solutions to the Equation in the Interval [0 $\sin 2 x = - \sin x$

Multiple Choice

Find all solutions to the equation in the interval [0, 2) .
- $\sin 2 x = - \sin x$

A) $\frac { \pi } { 4 } , \frac { 3 \pi } { 4 } , \frac { 5 \pi } { 4 } , \frac { 7 \pi } { 4 }$
B) $0 , \frac { 2 \pi } { 3 } , \pi , \frac { 4 \pi } { 3 }$
C) $\frac { \pi } { 8 } , \frac { 9 \pi } { 8 }$
D) No solution