The police believe that Mevin Mattew has been obtaining unauthorized access to computers belonging to numerous computer software and computer operating systems manufacturers, cellular telephone manufacturers, Internet Service Providers and Educational Institutions. They also suspect that he has been stealing, copying and misappropriating proprietary computer software belonging to the several victim companies. What is preventing the police from breaking down the suspects door and searching his home and seizing all of his computer equipment if they have not yet obtained a warrant ?

A.
The Fourth Amendment

B.
The USA patriot Act

C.
The Good Samaritan Laws

D.
The Federal Rules of Evidence