Which term describes the area where radioactive materials are stored and managed?

The term that accurately describes the area where radioactive materials are stored and managed is "Restricted area." This designation is used in radiation safety to define a zone within which access is limited to individuals who have been specifically authorized and trained to handle radioactive materials. Such areas typically have established safety protocols and controls to ensure that exposure to radiation is minimized and that the materials are securely stored.

In a restricted area, monitoring and surveillance are imperative to ensure both the safety of workers and the public, as well as to maintain compliance with regulatory requirements. Restrictions are enforced to limit access based on necessary training and to ensure that adequate radiation protection measures are in place.

The other terms provided do not specifically pertain to the storage and management of radioactive materials in the same manner. A control zone, for instance, usually refers to areas where specific safety measures are applied, but not necessarily confined to storage. An exclusion zone is often used to indicate an area where people are not allowed at all, typically due to a hazardous situation or emergency, while a radiation safety zone may encompass broader areas influenced by radiation but doesn't specifically denote areas of storage and management for radioactive materials.