CLEAN : Man arrested people injured in crash in London: police

The video provides a brief introduction and conclusion, focusing on a specific topic.

What is the main idea introduced in the first section?

• A summary of a previous lesson.

• A brief introduction to a concept.

• An unrelated topic discussion.

• A detailed explanation of a complex topic.

What is the duration of the introduction section?

• 1000 milliseconds

• 850 milliseconds

• 2000 milliseconds

• 1850 milliseconds

How does the video conclude the concept?

• With a new topic introduction.

• With a short affirmation.

• With a question for the audience.

• With a detailed analysis.

What is the duration of the conclusion section?

• 350 milliseconds

• 1000 milliseconds

• 700 milliseconds

• 500 milliseconds

Which section is longer in duration?

• Conclusion

• Both are equal

• Introduction

• Neither, both are very short