PLEASE HELP ME!¡!¡!¡ :)))

Which of the following is a nonlinear function?

A- input- 1,2,3,4,5
Output-4,8,12,16,20

B- input- 1,2,3,4,5
Output- 4,16,64,256,1024

C- input- 1,2,3,4,5
Output- 4,10,16,22,28

D- input- 1,2,3,4,5
Output- 4,12,20,28,36

Thanks!