Yall please help mee!!I need to submit

Which of the following best describes the principle of informed consent as described in the belmont report? a. voluntariness, risk/benefit assessment, selection of subjects. b. comprehension, conflicts of interest, risk/benefit ratio. c. risk/benefit assessment, justification of research, comprehension. d. information, comprehension, voluntariness.

Why is the supremacy clause considered to be the root of federalism?

When was virginia conflict of interest and ethics advisory council created?