The lights were off, and no one moved. It was spookily silent. Suddenly, a woman dressed in bright red tapped her way onto the stage. Her footwork was incredible - she was dancing Flamenco, a fast-moving Spanish dance. She was soon joined by many other similarly dressed dancers. You could hardly see their feet as they swiftly moved around the stage. What purpose does this author have?
A. To persuade B. To explain something C. To express something D. To entertain​