A: None: Taureans don't like to change anything.
Two. One to do it, a second to keep yelling, "You're lookin' BIG, man!"
Depends what you want it to change into...
Because they like to play with each other's oui oui.
Because they really like their carry-on..... yeah total dad joke, i know.
Depends on the supply and demand curve
I don't know, they're all too busy complaining about this joke.