Select the relation that is not a function. Group of answer choices

{(2, 3), (4, 5), (5, 6), (7, 8)}

{(3, 0), (4, 0), (5, 0), (6, 0)}

{(2, 5), (3, 4), (1, 6), (2, 7)}

{(-3, -2), (-4, 2), (-5, -2), (-6, 4)}

Bruce is getting materials for a chemistry experiment his teacher gives him a container that has 0.25 liter of liquid in it. bruce need to use 0.4 of this liquid for the experiment. how much liquid will bruce use?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

If the angle bisectors of a pair of opposite angles of a quadrilateral are the opposite sides of a parallelogram formed by the two angle bisectors and two sides of the quadrilateral, is the quadrilateral always a parallelogram? explain your answer.