The slope of EF is -3/2. Which segments are perpendicular to EF? Select each correct answer.

O JK, where J is at (14, -1) and K is at (5, -7)
O LM, where L is at (1, 8) and M is at (3, 11)
O NP, where N is at (0, -3) and P is at (2, -6)
O GH, where G is at (1, 7) and H is at (4, 9)