Odd Man Out

All others earn from the customers.

In all other pairs, first is a tool which works on the second.

In all the numbers, the sum of the digits is 28.

All except Brother are relations based on parents, brothers and sisters.

All except Cube are two-dimensional plane figures.

All except Small are prepositions, while Small is used as an adjective.

All except Deer are carnivorous animals, while deer is herbivorous.

In all the numbers, the sum of the digits is 28.

In all other pairs, the sum of the digits in the difference of the two numbers is 4.

First-second and third-fourth letters are at the same position one from the beginning and other from the end, except for option C.