問題文
In a Magentic orchestration, what is the manager agent responsible for?
選択肢
- Guaranteeing that the workflow completes within a fixed number of steps
- Executing all tool calls on behalf of the specialized agents so they never touch external resources, which is how the pattern keeps every credential inside one identity and one audit trail
- Enforcing the content filter on every message exchanged between agents
- Maintaining shared context, tracking progress, and selecting which specialized agent should act next based on how the task is evolving