The Supreme Court case Mapp v. Ohio established that the Fourth Amendment protections against unreasonable searches apply to state governments as well as federal ones, demonstrating the doctrine of selective incorporation. This landmark ruling protects individual rights by prohibiting the use of evidence obtained without a warrant in state courts. The correct answer is b) selective incorporation.
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Mapp v. Ohio recognized that the Fourth Amendment applies to state governments through the doctrine of selective incorporation. This landmark case established that evidence obtained in violation of the Fourth Amendment cannot be used in state courts. Overall, it reinforced the protection of individual rights against state infringement. ;