Find the Standard Form of the Equation of the Parabola $$x ^ { 2 } = - 4 y$$

Multiple Choice

Find the standard form of the equation of the parabola and determine the coordinates of the focus.

A) $$x ^ { 2 } = - 4 y$$ ,focus: $\left( 0 , - \frac { 1 } { 4 } \right)$
B) $x ^ { 2 } = - \frac { 1 } { 16 } y$ ,focus: $\left( 0 , - \frac { 1 } { 16 } \right)$
C) $x ^ { 2 } = - \frac { 1 } { 4 } y$ ,focus: $\left( 0 , - \frac { 1 } { 16 } \right)$
D) $x ^ { 2 } = - 4 y$ ,focus: (0,-4)
E) $x ^ { 2 } = - \frac { 1 } { 4 } y$ ,focus: $\left( 0 , - \frac { 1 } { 4 } \right)$