Why do we have checks and balances in our government?

a. because the constitutional document of texas is based on the aristotle's philosophy of the "golden mean".

b. so that goverment money can be spent without having cash on hand.

c. to keep one person or one branch of goverment from ever taking over all power and creating a dictatorship.

d. to make sure that government documents are accurate and professional.

The answer is C. I am sure this is correct

The investiture controversy began as a power struggle between pope gregory vii (1072–85) and henry iv, holy roman emperor (1056–1106).[2] a brief but significant struggle over investiture also occurred between henry i of england and pope paschal ii in the years 1103 to 1107, and the issue played a minor role in the struggles between church and state in france, as well.by undercutting the imperial power established by the salian emperors, the controversy led to nearly 50 years of civil war in germany, and the triumph of the great dukes and abbots. imperial power was finally re-established under the hohenstaufen dynasty. historian norman cantor:

I  cant see the question.