Which of the following is not a function of middle level management?

To oversee the efforts of the workforce

Foremen and supervisors comprise the lower level in the hierarchy of the organisation. Supervisors directly oversee the efforts of the workforce.
Middle management is responsible for implementing and controlling plans and strategies developed by top management. At the same time they are responsible for all the activities of first line managers. Their main task is to carry out the plans formulated by the top managers. For this they need to: (i) interpret the policies framed by top management, (ii) ensure that their department has the necessary personnel, (iii) assign necessary duties and responsibilities to them, (iv) motivate them to achieve desired objectives, and (v) cooperate with other departments for smooth functioning of the organisation. At the same time they are responsible for all the activities of first line managers