How did the Constitutional Government change or affect the US

Which statement best completes the diagram of the ways the different branches of government can limit each other's powers?

Is it true the ancient egyptians created a calendar that had 10 days in a week

You're doing research for a public essay on alternative medicine. which of the following sources has the most reliable information? a. a post on a social networking site about the undesired side-effects of different alternative medicinesb. a recent government report comparing the results of alternative and contemporary medicine for a specified diseasec. an anonymous article on a medical website that claims the success of alternative medicined. a 2003 study conducted by a medical research center about the effects of alternative medicine