A: You lift their kilts, and whichever one has a Quarter Pounder is a McDonald!!
So Keith Richards can tell which continent he's in.
Because when they are kids their mothers always tell them: "If you grow up you have to work" *Translated from italian hope it makes as much sense as there
Denver Nuggets
A quarter pounder with cheese.
Look under his kilt, if it's a quarter-pounder, he's a McDonald.
You lift their kilts, and whichever one of them has a Quarter Pounder is a McDonald!
A crane
Because it doesn't even lift.
Whichever can reduce inflation.