CLEAN : Locked down buildings and testing queues in Beijing as Covid cases rise

The video tutorial focuses on the concept of questioning, using the phrase 'What door?' as a starting point to explore how questions can lead to deeper understanding and exploration of a topic.

What is the initial question posed in the video?

• Where is the door?

• What door?

• Why is the door closed?

• Who opened the door?

What is the main focus of the 'What door?' discussion?

• The location of the door

• The concept and implications of 'What door?'

• The material of the door

• The color of the door

What is the duration of the 'Exploration' section?

• 50 milliseconds

• 200 milliseconds

• 100 milliseconds

• 150 milliseconds

Which section comes immediately after the 'Introduction'?

• None of the above

• Summary

• Exploration

• Conclusion

Which section summarizes the entire discussion?

• Conclusion

• Exploration

• Introduction

• None of the above