Answer:
The exact definition for chain of command when it comes to evidence is the witnessed and written record of everyone who came in contact with the evidence and had unbroken control of it. Following the chain of command ensures that the evidence collected at the scene is the same evidence that is entered in the courtroom.
Does this help?
Because they could cause harm to others
The Framers had good reason to seek to “insure” domestic tranquility. Literally “domestic Tranquility” means peace and quiet at home—at home in America, as opposed to in other nations. Tranquility for the Framers meant the absence of riots, rebellions, and similar symptoms of social disorder.
someone calls 911 the law enforment, then depening on the situation they call the fire demarment or the ambulance or a police officer goes to the location