CLEAN : Queen Elizabeth II's coffin enters gates of Buckingham Palace

The video tutorial focuses on the phrase 'He knows that,' explaining its meaning and context.

What is the main idea introduced in the video?

• We realize that.

• They are aware of it.

• She understands this.

• He knows that.

What is the conclusion drawn in the video?

• He is unsure.

• She is certain.

• He knows that.

• They are doubtful.

Which statement best explains the concept discussed?

• He is unaware.

• She is confused.

• He knows that.

• They are uncertain.