Find the Focus and Directrix of the Parabola $$y = - 7 x ^ { 2 }$$

Multiple Choice

Find the focus and directrix of the parabola.
- $$y = - 7 x ^ { 2 }$$

A) $\left( 0 , - \frac { 1 } { 28 } \right) , y = \frac { 1 } { 28 }$
B) $\left( 0 , - \frac { 1 } { 7 } \right) , x = \frac { 1 } { 7 }$
C) $\left( 0 , - \frac { 1 } { 28 } \right) , y = - \frac { 1 } { 28 }$
D) $\left( - \frac { 1 } { 28 } , 0 \right) , x = \frac { 1 } { 28 }$