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.
I hope this helped!
1. Petition
2. Currency
3. Redress
4. Persecuted
5. Abridge
A war of attrition.
World War 1 is an example of this.