Geometry math question no guessing and show work

It is D. this problem is easy enough to picture in your head because the equations have the same y-intercept. the thing is that for every X unit the equations move up in a different value of units and will not add up to be the same slope. and the equations are not going opposite was which means they can never be perpendicular.

Bi’m pretty sure hope it works

72 is the mode because it shows up the most number of times