Question

In the following table, elevation is the input and amount of snowfall is the output.

Elevation (in feet)
Snowfall (in inches)
2000
4
3000
6
4000
9
5000
12

Does this situation describe a function?
a.
No, each amount of snowfall is paired with only one elevation
b.
Yes, each amount of snowfall is paired with one elevation.
c.
Yes, all the snowfall values are different.
d.
No, all the elevation values are different