Explain briefly any three functions performed by a supervisor.

A supervisor is a person responsible for directly overseeing the various activities of workers. Following are the functions performed by a supervisor:
i. A supervisor guides employees and provide support and motivation to the workers to boost up their morale. He ensures that workers work with harmony and unity and the employees feel a sense of belongingness
ii. He acts as the link of communication between the manager and workers. , he communicates the information and ideas of the management to workers, on the other hand, he communicates the problems and grievances of workers to managers. 
iii. It is the responsibility of the supervisor to ensure that the work is carried out efficiently and smoothly and that the set targets are met.