Answer:
a.cultural diffusion
Explanation:
Cultures are picking up characteristics (inventions in this case) from other cultures, and are being spread.
Charles Mantel's grandson, a powerful king who united the Franks and conquered nearby lands.
Answer:
Separation of Powers in the United States is associated with the Checks and Balances system. The Checks and Balances system provides each branch of government with individual powers to check the other branches and prevent any one branch from becoming too powerful.
