A: None. Real Men aren't afraid of the dark.
A: Virgos don't have time to change their own lightbulbs. They're too busy changing them for everyone else.
One to unscrew it, and one to hold the ladder.
One, but it takes at least three light bulbs.
Three. One to administer the anaesthetic one to extract the light bulb and one to offer the socket some vile pink mouthwash.
None. They prefer to cry in the dark.
You don't. The police shoot you.
A: None: A 'Real Woman' would have plenty of Real Men around to do it.