Answer:
Some nations began arms build-ups
Explanation:
Answer:
The major causes of World War II were numerous. They include the impact of the Treaty of Versailles following WWI, the worldwide economic depression, failure of appeasement, the rise of militarism in Germany and Japan, and the failure of the League of Nations.
People could start using robots to do work around their house and provide companionship starting in 2030. We could live in a Matrix-like virtual world by 2045. People could also become Cyborgs by 2045. People could control their home settings using artificial intelligence by 2040 as well.
