Help please I need the answer rn

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.

If the police arrive at larrys office without probable cause or a warrant and demand to search the premises, which amendment protects him from this type of search?

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