CLEAN: Battle for Philippine flood rescuers as bodies rot

The video tutorial covers three main topics: understanding email, the significance of non-verbal communication through waving, and a reflection on progress made in the past week.

What is the main topic discussed in the first section of the video?

• Email security tips

• Understanding the concept of email

• The history of email

• How to create an email account

What action is being described in the second section?

• Typing

• Waving

• Jumping

• Running

What is the duration of the 'Concept of Waving' section?

• 3390 milliseconds

• 780 milliseconds

• 470 milliseconds

• 2590 milliseconds

What is the focus of the third section?

• Setting goals for the future

• Discussing a new topic

• Reflecting on last week's performance

• Planning for next week

Which section discusses an improvement from a previous time?

• Reflecting on Last Week

• None of the above

• Concept of Waving

• Understanding Email