Which best defines a function? a- a function is a special type of relation for which there is a rule that pairs each input with exactly one output. b-a function is a relationship that defines the connection between two variables. c-a function is a set of ordered pairs in which no y-value repeats. d-a function pairs input and output values with no particular pattern.

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.