Some values for a function are shown in the table.

Which statement best describes the function?

A
It is linear because f(x) increases by a constant amount compared to x.

B
It is linear because f (x) increases by a constant percentage compared to m.

C
It is not linear because f (x) does not increase by a constant amount compared to a.

D
it is not linear because f (x) does not increase by a constant percentage compare to x.