Correct option is C

Middle management typically refers to managers who oversee the implementation of company policies and the work of lower-level managers or supervisors. They act as a bridge between the senior management and the operational staff. Departmental managers, who manage specific departments within an organization, fall into this category.
Managing Director: This is a senior management position responsible for the overall direction and performance of the company.
Workers: These are operational staff who perform the core tasks of the business.
Departmental Manager: This is a middle management position responsible for managing a specific department, making it part of middle management.
Peons: These are support staff, typically involved in clerical or housekeeping duties.
Therefore, the correct answer is (c) departmental manager.