Question

which of the following is always true of lead crime - scene investigators? they are in charge of the physical evidence collection and processing. they are police officers. they can arrest suspects. they have college degrees in forensic science.

Explanation:

Lead crime - scene investigators are primarily responsible for overseeing the collection and processing of physical evidence at a crime - scene. Not all are police officers, not all have the authority to arrest suspects, and not all have college degrees in forensic science.

Answer:

They are in charge of the physical evidence collection and processing.