Prince William and Duchess of Cambridge visit airforce base, sail Auckland Harbour

The video begins with a brief greeting to the audience.

What is the initial focus of the video?

• A question and answer session

• A summary of the entire video

• An introduction to the video content

• A detailed explanation of a concept

What does the speaker do after introducing the video?

• Ends the video

• Thanks the audience

• Starts a discussion

• Asks a question