Correct Answer: Both assertion and reason are correct, and the reason explains the assertion.

Solution : The correct answer is (a) Both assertion and reason are correct, and the reason explains the assertion.

The assertion that "Lower-level management is responsible for supervising and coordinating the activities of frontline workers" is correct. Lower-level management, often referred to as first-line or front-line management, is responsible for overseeing and guiding the work of employees at the operational level.

The reason provided is also correct. Lower-level managers are responsible for ensuring that tasks are performed efficiently and effectively by frontline workers to achieve the organization's goals. Their role is to supervise, coordinate, and make sure that the work is aligned with the organizational objectives.