Answer:
It worked by people using and constructing it by hand. I made their society and their lives better and easier
Slaves and Pottery. Slaves made the pyramids. Pottery was sometimes used to show stories like on the pyramid wall. They both advanced culture a little bit.
Indentured servants is the correct answer.
These are usually people who wanted to go to the new world, but are too poor to finance themselves for the trip, and so they agree with a person on the amount of time they would work for their 'master' in exchange for a "free passage"
hope this helps
World War II the chief Allied powers were Great Britain, France
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It benefited the elderly people after retirement.