pls help ill give brainly

he mapping shows a relationship between input and output values. A mapping diagram shows a relation, using arrows, between input and output for the following ordered pairs: (negative 5, 0), (2, negative 3), (negative 1, negative 3), (4, negative 2), (4, 2), (6, negative 1). Which ordered pair could be removed to make this relation a function? (–5, 0) (–1, –3) (4, –2) (6, –1)