Jim is a forensic specialist. He seized a suspect computer from a crime scene, removed the hard drive and bagged it, documented and labeled the equipment, took photographs, completed a chain of custody form, and locked the computer in his car. On the way to the lab, he stopped to purchase supplies to use at the next crime scene. What did Jim do wrong?

a) He should have performed drive analysis at the scene.

b) He made the drive susceptible to demagnetization by bagging it.

c) He left the computer unattended while shopping for supplies.

d) He should not have removed the hard drive at the scene.