Question

Which table represents a function?
X
-3
0
-2
8
O
y
-1
0
-1
1
X
-5
0
-5
6
O
y
-5
0
5
-6
X
-4
-2
-2
0
X
-4
3
1
-4
O
y
8
2
4
2
12530