Question

Which principle states that "anyone or anything, entering a crime scene takes something of the scene with them, and leaves something of themselves behind when they leave"?

Answer 1

Locard's Exchange Principle is the principle which states that "anyone or anything, entering a crime scene takes something of the scene with them, and leaves something of themselves behind when they leave".

Explanation:

• The witness is important in this case.
• It will strengthen up the case by providing evidence.
• It is the investigation through which we attribute the crime.
• Fingerprints are another key to solve the case.