What Is the Difference Between "Excessive Force" and "Police Brutality

What is the difference between "excessive force" and "police brutality"?

A) Excessive force is more severe than police brutality; it represents a significant disparity between the level of compliance by the citizen and the level of police force used.
B) Police brutality is more severe than excessive force; it represents a significant disparity between the level of compliance by the citizen and the level of police force used.
C) Excessive force is the term used when officers use more force than necessary to open a locked door or gain entrance to a building; police brutality is using that same amount of force against a civilian.
D) Police brutality is a legal term used in civil suits against a police department, and excessive force is the common term for the same thing.