A supervisor is a person who has been given the authority to direct and control the work of others. They are responsible for ensuring that the work is completed on time, to the required standard, and in a safe manner. Supervisors may also be responsible for training new employees, providing feedback on performance, and resolving conflicts.
A classification is a grouping of objects or concepts based on shared characteristics. Classifications are used to organize information and make it easier to find. For example, animals are classified into different groups based on their physical characteristics, such as mammals, birds, reptiles, and amphibians.