What is the difference between asset protection and security?

What is the difference between asset protection and security?
A . Assets protection includes all security functions, as well as related functions such as investigations, legal oversight, risk management, safety, compliance, and emergency management.
B. Assets protection includes only physical security related functions.
C. Assets protection includes all security functions, as well as related functions such as investigations, risk management, safety, human resources, compliance, and emergency management.
D. Assets protection includes all security functions, as well as related functions such as investigations, risk management, safety, compliance, and emergency management.

Answer: D