Solve by Completing the Square $$y ^ { 2 } = - 3 y + 9$$

Multiple Choice

Solve by completing the square.
- $$y ^ { 2 } = - 3 y + 9$$

A) $- 3 \pm 3 \sqrt { 5 }$
B) $\frac { - 3 - 3 \sqrt { 5 } } { 2 }$
C) $\frac { - 3 \pm 3 \sqrt { 5 } } { 2 }$
D) $\frac { 3 + 3 \sqrt { 5 } } { 2 }$