Mideast region continues to cope with virus threat

The video introduces the concept of 'second hand', explaining its meaning and context.

What does the speaker convey when they say 'I know'?

• An expression of doubt

• A lack of understanding

• A sense of realization

• A question about something

What might the term 'second hand' imply in the context of the transcript?

• An item that is used

• An item that is broken

• A handmade item

• A brand new item