To determine how the "Important Qualities" section develops the main idea in Passage 3, let's analyze the answer choices:
A. It lists the characteristics necessary to have a successful career in dance. B. It provides a list of skills for people to learn during their dance education. C. It explains the traits needed in order to progress from a dancer to a choreographer. D. It discusses the physical and mental challenges associated with dance and choreography.
Based on the context you provided, the best choice is:
A. It lists the characteristics necessary to have a successful career in dance.
This choice suggests that the "Important Qualities" section highlights the essential traits that contribute to success in the field of dance, which aligns with the main idea likely being the significance of developing these qualities for a successful career in dance.