Multi-choice problem: Choose from the options at the end, and answer how do you do this: What is a potluck

OPTIONS:
-- It's where you take all the drinks in you fridge and ask your friends to do the same for a gathering;
-- It's where you take all the leftovers in you fridge and ask your friends to do the same for a gathering;
It's where you take all the leftovers in you fridge and ask your friends to do the same for a gathering