Answer:
Point (5, -1) is located in Quadrant IV of a coordinate plane.
Step-by-step explanation:
Point (-2,-7) is located in Quadrant III of a coordinate plane, not Quadrant I.
Point (3,-9) is located in Quadrant IV of a coordinate plane, not Quadrant II.
Point (-4, 8) is located in Quadrant Il of a coordinate plane, not Quadrant III.