Answer:
D. decision-making
Step-by-step explanation:
Decision-making is one of the important leadership quality that plays a very important role in the small and big organization to make decisions.
Decision-making skills include some important steps that are; identify your goal or problem; analyze the information and weigh the different actions; identify the consequences and select the correct option; and implement the right course of action.
So, in the given example, managers use decision-making skills.
Hence, the correct answer is "D. decision-making".