The closest one is the first one. He can veto any bill and send it back to congress. He has to state why and they have to consider his whys. If both houses can must a 2/3 majority for the bill, it passes without his signature.

British troops captured all of the colonists’ ammunition.
Answer:
If it was inside a house:
Have you checked the last places you remember having it? If not, maybe recall if some friends came over and maybe took it by accident? If you have a pet, maybe it has something to do with it.
If it was outside a house:
Where do you remember going when you lost it? Maybe check the lost and found in your community (most likely at a police station or a school) If it was lost in a school, ask a teacher or a principal to help look for it. Maybe a person who was cleaning found it and placed it somewhere.
Good luck, hope you find it!