The vertex of a parabola is (2,3)(2, 3)(2,3) and its directrix is x=4x = 4x=4. What is the focus?
(0,3)(0, 3)(0,3)
(2,5)(2, 5)(2,5)
(4,3)(4, 3)(4,3)
(0,0)(0, 0)(0,0)