Find the Vertex, Focus, and Directrix of the Parabola

Multiple Choice

Find the vertex, focus, and directrix of the parabola. Graph the equation.
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A) vertex: (0, 0)
focus: (0, -4)
directrix: y = 4

B) vertex: (0, 0)
focus: (0, 4)
directrix: y = -4

C) vertex: (0, 0)
focus: (-4, 0)
directrix: x = 4

D) vertex: (0, 0)
focus: (4, 0)
directrix: x = -4