The Case of Mapp V. Ohio Did What

The case of Mapp v. Ohio did what?

A) Required police to inform suspects of their right to remain silent
B) Imposed the federal exclusionary rule onto the state courts
C) Required police to advise suspects of their right to demand a search warrant
D) Imposed the federal implications rule onto state courts
E) None of the above; Mapp v. Ohio was a free speech case.