Answer: Because the suspect may have a reason for his or her fiber being there.
Explanation: if they are a roommate, friend, or someone who had access to the crime scene, the evidence of a matching fiber could easily be explained away. It is best to question a suspect about if they had been to that location before. If they say no, they are locked into that answer, thus there is no innocent excuse for the fiber being present.
Answer:
The Fourth Amendment.
From the Constitution:
<em>The right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated, and no Warrants shall issue, but upon probable cause, supported by Oath or affirmation, and particularly describing the place to be searched, and the persons or things to be seized.</em>
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I hope this helped!
D.All of the above is the judicial powers of the Legislative