Answer:
d. Controlling
Explanation:
Analyzing the information above, it is correct to say that the manager is exercising the management function of controlling, which is the step of coordinating the activities of an organization and adapting them to the current business environment so that the objectives and goals set in the planning are achieved. Controlling is analyzing, defining, comparing, correcting errors, monitoring all the processes of the integrated system that makes up the organization so that the organizational flow and strategies are carried out in a way that is aligned with the organizational and effective purpose.