Opponents of the Patriot Act argue that its powers of surveillance violate constitutional amendments which protect the rights of citizens from unwarranted search and seizure. What constitutional amendment protects the rights of citizens from unwarranted search and seizure?

The Fourth Amendment protects people from unreasonable searches and seizures by the government. It generally requires officials to obtain a warrant supported by probable cause before conducting a search. Therefore, the correct choice is the Fourth Amendment.

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