One, but it will take 13 attempts.
A: A hundred but they'll all be competing to be the one to change the bulb and bring light to the world.
17, 1 to hold the lightbulb, 1 to hold the ladder and the other 15 to drink whiskey until the roof spins
Just one. But he has to check it 100 times one for each watt.
When one votes, it changes something, making things worse. When another votes, it doesn't change anything, making things worse.
They all have white vans
1/3
A *smaugasbord*.