Once the Crime Scene Is Secured and Photographed, the Placement

Once the crime scene is secured and photographed, the placement of markings next to items of evidence being seized helps to establish, by number, ______________.

A) Which evidence was planted
B) Which items were found first and the location of each item as it pertains to its collection by the police
C) Which items the lead detective thinks might be relevant
D) Which evidence is related to the principal suspect