A Parabola Has A Vertex At 0 0 The Focus Of The Parabola Is Located On The Posit 1

A parabola has a vertex at (0,0). The focus of the parabola is located on the positive x-axis. Which part of the graph will the directrix pass through?

the origin

the negative part of the x-axis

the positive part of the x-axis

the negative part of the y-axis

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