Which is the focus and directrix of the parabola with equation (y + 0.5)² = 4(x - 1)?

O Focus (2, -0.5); directrix x = 0
O Focus (2,-0.5); directrix y = -1.5
O Focus (0, -0.5); directrix y = -1.5
O Focus (0, -0.5); directrix x = 0