The process whereby an executive develops an orderly pattern of group effort among his subordinates and secures unity of action is known as:

Option 1 -> Control involves monitoring performance, comparing results with standards, and taking corrective actions to ensure goals are met.

Option 2 -> Coordination is the process of harmonizing activities and efforts among subordinates to achieve unity of action and create an orderly pattern of group work.

Option 3 -> Reporting refers to keeping supervisors and stakeholders informed about progress, activities, and results through communication and documentation.

Option 4 -> Organising involves establishing the formal structure, defining roles, allocating resources, and arranging work divisions to achieve objectives.

Hence, Option 2: Coordination -> The question specifically describes developing an "orderly pattern of group effort" and securing "unity of action" among subordinates, which are the defining characteristics of coordination. Coordination ensures that different individuals and departments work together harmoniously toward common organizational goals, synchronizing their efforts effectively -> correct