Answer:
Planning = Statement (a)
Directing = Statement (b)
Controlling = Statement (c)
Explanation:
Planning is the first step of action initiated by the management. It helps the organization to define the goals and the plan to achieve such goal.
Directing is all about creating the understanding of the plan among the employees of the company, about the objectives, and the need to attain the objective, the manner to achieve the objective.
Controlling is the precautionary step in the action, as it clearly monitors the employees while working on the objectives, that when they are not deviated from the project, or its objectives.