Write an Equation for the Parabola with Vertex at the Origin

Multiple Choice

Write an equation for the parabola with vertex at the origin.
-Focus $\left( \frac { 1 } { 5 } , 0 \right)$

A) $x ^ { 2 } = 20 y$
B) $y ^ { 2 } = \frac { 4 } { 5 } x$
C) $x ^ { 2 } = \frac { 4 } { 5 } y$
D) $y ^ { 2 } = 20 x$