CLEAN : Germanwings crash probe turns on depressed co pilot

The video tutorial introduces the concept of 'mean' and includes an expression of surprise or realization.

What is the speaker trying to convey by repeating the word 'mean'?

• They are emphasizing a point.

• They are correcting themselves.

• They are asking a question.

• They are unsure of the meaning.

What emotion is the speaker expressing with the word 'Wow'?

• Anger

• Amazement

• Boredom

• Confusion