A Law Enforcement Officer and the Security Guard of a Supermarket

A law enforcement officer and the security guard of a supermarket confronted a group of ruffians who were threatening shoppers. Why is it an advantage to use coercive power by the law enforcement officers in this scenario?

A) The officers have to make a decision without negotiating and enforce it as it threatens the public.
B) The officers inspire others through application of pressure.
C) The officers feel the dispute involves something of great value.
D) The officers have to assure internal cohesion.