How do you tell the difference between an English Police Officer, a Canadian Police Officer, an American Police Officer and a Scottish police Officer? QUESTION: You're on duty by yourself (don't How do you tell the difference between an English Police Officer, a Canadian Police Officer, an American Police Officer and a Scottish police Officer? Don't ask why, you just are, and your Sergeant hates you) walking on a deserted street late at night. Suddenly, an armed man with a huge knife comes ar…