Final answer:
Training of workers, planning and reviewing radiological work, and procurement procedures are all forms of controls. Controls refer to measures that are implemented to prevent or minimize radiation exposure in the workplace.
Step-by-step explanation:
Training of workers, planning and reviewing radiological work, and procurement procedures are all forms of controls. Controls refer to measures that are implemented to prevent or minimize radiation exposure in the workplace. By properly training workers, creating effective plans, and implementing procurement procedures, radiation exposure can be controlled and reduced.