Find the Phase Shift of the Function $y = - 4 + 2 \sin \left( 3 x + \frac { \pi } { 4 } \right)$

Multiple Choice

Find the phase shift of the function.
- $y = - 4 + 2 \sin \left( 3 x + \frac { \pi } { 4 } \right)$

A) $\frac { \pi } { 12 }$ units to the left
B) $\frac { \pi } { 4 }$ units to the left
C) $\frac { \pi } { 12 }$ units to the right
D) $\frac { \pi } { 8 }$ units to the right