The graph of a line in the xy-plane has a slope of 4 and contains the point (1,−5). The graph of a second line passes through the points (0,4) and (12,0). If the two lines intersect at the point (a,b), what is the value of a−b?Choose 1 answer:(A) −9(B) −5(C) 0(D) 4 Get tutor help