Write the standard form of the equation for the parabola with the vertex at (3, -2) and the directrix y = -1. Select one: O a. ( x - 3 ) 2 = 4 ( y + 2 ) O b. ( x - 3) 2 = -16(y + 2) O c. ( x+ 3 ) 2 = -4(y -2) O d. ( x - 3) 2 = -4(y + 2 )