Let PS be the median of the triangle with vertices P(2,2) , Q(6,-1) and R(7,3) . The equation of the line passing through (1,-1) and parallel to PS is :

Question

$(a)\;4x+7y+3=0 \qquad(b)\;2x-9y-11=0\qquad(c)\;4x-7y-11=0\qquad(d)\;2x+9y+7=0$