Answer:
B. Managers; Leaders
Explanation:
Managers are the ones that "manages" as company. They are responsible to directing, controlling, supervising and staffing a company or an organization. The help in coordination of activities in order to achieve the organization's or company's goal. The are mainly focused on doing things right in order to achieved set goals through predetermined plans.
A leader is broader than a manager. A leader is a person that influences people or workers under him in the aim of achieving a goal. A leader is focused on doing the right thing through good leadership and management.