UK: Prince Charles and Camilla Duchess of Cornwall attend The Highland Games Braemar Gathering in Scotland

The transcript introduces two young dancers, Chloe and Cassie, who are part of the Braemar Royal Highland Society's School of Dance. The audience is encouraged to applaud their performance. The transcript concludes with formal acknowledgments to the audience and the Royal Highness.

What is the relationship between Cassie and Stewart as mentioned in the text?

What is the purpose of the applause mentioned in the text?