Thousands gather to celebrate 202th anniversary of Mexico's independence

The video tutorial covers three main topics: the concept of friendship, a discussion about Bieber, and an exploration of time-related events, particularly focusing on the idea of 'yesterday'.

What is the primary focus of the first section?

• The meaning of yesterday

• The concept of a friend

• The middle of a story

• The history of Bieber

Which term is discussed in the second section?

• Friend

• Middle

• Bieber

• Yesterday

What is the duration of the second section?

• 114823 milliseconds

• 47740 milliseconds

• 59220 milliseconds

• 53740 milliseconds

What does the third section explore?

• The term 'Bieber'

• The concept of a friend

• The phrase 'Is the middle yesterday?'

• The history of yesterday

Which section discusses the phrase 'Is the middle yesterday?'?

• Third section

• None of the sections

• Second section

• First section