Which of the following statements best describes the purpose of the US Constitution A to tell great Britain the American colonies will pay no more taxes
B to break away from the rule of the British government
C to set up a government that protects the country and the freedom of its citizens
D to give Texas and other states a model for writing their own Constitutions
Plz answer fast will mark brainiest
thx

Francine, a college freshman, has agreed to participate in a psychology research study. before she begins her participation, she reads a statement written by the researcher explaining the purpose of the research and the potential risks of participation. it also explains that francine is free to withdraw from the research at any time. in providing francine with this statement, the researcher has followed the ethical guidelines of for participants.