Adrian Has Worked for Two Different Municipal Police Department in the Course

Adrian has worked for two different municipal police department in the course of his career due to a career move his wife made, which forced Adrian to move to a new state. Adrian worked for the first department for 10 years. He enjoyed his position very much. He felt very comfortable with his sergeant all they way up to the chief. They ran a very professional department and executed many arrests for misdemeanors and traffic violations. When Adrian switched to the department in his new state, he noticed a very different style of policing. He was working in a nice suburban area, which required him to answer calls that, he felt, were more social-service-type calls. This new department forced him to develop a new style of policing.
-Adrian mentions how he felt comfortable with his supervisors from the lowest rung to the highest rung.This is known as the​

A) ​chain of operations.
B) ​operations command.
C) ​chain of command.
D) ​bureaucracy.