The Fourth Amendment . A. grants Congress the power to regulate trade with foreign nations, and among the several states, and with the Indian tribes.
B. mandates that each state respect and enforce both the judgments awarded by courts in other states, and the statutes and case law of other states.
C. requires state judges to follow federal law in the event of a conflict with state law.
D. requires police officers and other government officials to have probable cause to be able to conduct a personal or property search.