Answer:
B. To keep one branch of government from becoming too powerful
Explanation:
The checks and balances are between the three branches of the federal government, the executive, legislative, and judicial. To prevent one group from becoming anywhere close to a dictatorship, the other branches can veto, declare unconstitutionality, override decisions, etc.
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C) he was involved in a lot of political crimes and resigned before he was impeached
They used triangular sails that allowed these ships to travel better.
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