This man's forearms have turned into pushchair wheels

1. Another example of molecular interchange resulting from excessive time on band-wagons (as predicted by the Atomic Theory).

2. The state of humankind in a mechanised, mobile future... accidently revealed by reckless misuse of the Riddled Evolvamat.

3. An extreme, irreversible form of body modification undergone by a vice-presidential candidate in a transparent attempt to pander to the Wheeler-American voting bloc.

4. Your argument, its invalidity.

5. All of the above.