Let P(x1,y1) and Q(x2,y2) where y1,y2<0, be the end points of the latus rectum of the ellipse x²+4y²=4. Then equation(s) of the parabola with latus rectum PQ is/are
A x²+2√3y=3+√3
B x²−2√3y=3+√3
C x²+2√3y=3−√3
D x²−2√3y=3−√3