Write an Equation for the Parabola with Vertex at the Origin

Write an equation for the parabola with vertex at the origin.
-Through $( 3 , - 3 \sqrt { 3 } )$ , symmetric with respect to the $x$ -axis

A) $x ^ { 2 } = - \sqrt { 3 } y$
B) $y ^ { 2 } = 9 x$
C) $x = \sqrt { 3 } y ^ { 2 }$
D) $x = 9 y ^ { 2 }$