Answer:
A ballot is a device used to cast votes in an election and may be found as a piece of paper or a small ball used in secret voting. hope this helped! :)
Answer: Asia and Africa
Explanation: Good luck! :D
Well without a description om shooting in the dark. But id assume that the answer is Trench Warfare. Since A- was around since contact with Native Americans and largely popular in North America. B- Only was used and discovered in WW2. And C- was used but was largely frowned upon and condemned by both sides.<span />