Solve by Completing the Square $$y ^ { 2 } + 3 y - 9 = 0$$

Multiple Choice

Solve by completing the square.
- $$y ^ { 2 } + 3 y - 9 = 0$$

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