The equation of the pair of bisectors of the angles between two straight lines is, 12x2 - 7xy - 12y2 = 0 . If the equation of one line is 2y - x = 0 then the equation of the other line is :
(A) 41x - 38y = 0
(B) 11x + 2y = 0
(C) 38x + 41y = 0
(D) 11x – 2y = 0