Final answer:
A manager's work is best described as varied, as they have to handle a diverse range of tasks and responsibilities in their role.
Step-by-step explanation:
The best term to describe a manager's work would be varied. Managers often have to handle a diverse range of tasks and responsibilities in their role. For example, they may have to delegate work, make important decisions, communicate with team members, set goals, and manage resources. Each day can bring new challenges and opportunities, making their work varied and ever-changing.