I REALLY NEED HELP FOR THIS QUESTION PLEASE SOMEBODY!! TEN POINTS!

Which statement best explains whether these ordered pairs represent a function?

(−4,3),(3,−2),(5,3),(−7,8),(10,11),(5,−9),(−6,2)

A) The ordered pairs do not represent a function because the difference between the input and output of each ordered pair is not the same.
B) The ordered pairs represent a function because each output value is greater than each input value.
C) The ordered pairs represent a function because no output values are repeated.
D) The ordered pairs do not represent a function because one input value has two different output values.