Write an Equation for the Parabola $( 9 , - 9 )$

Multiple Choice

Write an equation for the parabola.
-vertex $( 9 , - 9 )$ , focus $( 9 , - 4 )$

A) $20 ( y + 9 ) = ( x - 9 ) ^ { 2 }$
B) $y + 9 = 20 ( x + 9 ) ^ { 2 }$
C) $20 ( y - 9 ) = ( x + 9 ) ^ { 2 }$
D) $x + 9 = 20 ( y + 9 ) ^ { 2 }$