Joey Has Worked in a Bicycle Factory for Several Months

Joey has worked in a bicycle factory for several months.The assembly process requires multiple tasks, and over the months Joe's supervisor has assigned him to several different jobs throughout the production line.His most recent assignment is applying the custom paint and adding the decals.Adding the decals requires perfection, and Joe does it quickly and always performs the task well, so his supervisor will keep him in this position.This is an example of

A) standard operating procedures.
B) time-and-motion study.
C) job specialization.
D) the human relations movement.
E) job rotation.