Which of the following sentences BEST develops the idea that the U.S. government is designed to make sure one part does not have complete control?

A Other branches check Congress, and because Congress is made up of the House and the Senate, it checks itself.
B A bill only becomes a law after both the House of Representatives and the Senate have approved it in the same manner.
C Congress also establishes rules for people moving to the United States from other countries, as well as the process to become an American.
D Impeachment power, the authority to charge the president and other government officials with wrongdoing, is given to the House.