To oversee the efforts of the workforce is the function of:

Supervisory level

The correct answer is option 1- Supervisory level.

To oversee the efforts of the workforce is the function of Supervisory level.

Foremen and supervisors comprise the lower level in the hierarchy of the organisation. Lower level management is also called operational management. Supervisors directly oversee the efforts of the workforce. Their authority and responsibility is limited according to the plans drawn by the top management. Supervisory management plays a very important role in the organisation since they interact with the actual workforce and pass on instructions of the middle management to the workers.