Part 1) Is this relation a function?

(1 point)
Responses

No, it is not a function
No, it is not a function
There is not enough information to determine if it is a function.
There is not enough information to determine if it is a function.
Yes, it is a function.
Yes, it is a function.

Question 2
Part 2) If it is not a function, explain why. (1 point)
Responses

It is not a function because the x value (-4) has two different outputs.
It is not a function because the x value (-4) has two different outputs.
It is not a function because the x value (1) has two different outputs.
It is not a function because the x value (1) has two different outputs.
It is a function
It is a function
It is not a function because the x value (5) has two different outputs.

It is not a function because the x value (5) has two different outputs.