Listening Quiz: Tư Vấn Thiết Kế Đèn Sự Cố – Easy Level

1. What are Mark and Emily mainly discussing?
2. According to Mark, where should the emergency lights be installed?
3. How long should the emergency lights stay on after a power failure?
4. What does Mark say about testing the emergency lighting system?
5. What can be inferred about the emergency lights Mark and Emily are planning?

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