At least 23 die in simultaneous bombings

The video introduces a class and mentions a couple of participants, providing a brief overview.

What is the primary focus of the first section?

• A scientific theory

• A historical event

• A couple of guys

• The concept of a class

Which section introduces the concept of a class?

• Both sections

• The second section

• Neither section

• The first section

What is the duration of the first section?

• 700 milliseconds

• 400 milliseconds

• 600 milliseconds

• 500 milliseconds

What is discussed in the second section?

• A couple of individuals

• A famous painting

• A mathematical formula

• A new technology

In which section are a couple of guys mentioned?

• The first section

• Neither section

• The second section

• Both sections