Brandi Chastain's tearing off her jersey as she scored the penalty kick to win the 1999 World Cup illustrates what function of nonverbal communication?

Conveying emotions.

Explanation:

Nonverbal communications are those forms of expressions be it facial, action, gestures, or even body language that acts as a form of presenting one's feelings and thoughts. The very term "nonverbal" means without the use of one's voice or mouth.

In the given sample, Brandi Chastain tore off her jersey after "she scored the penalty kick" that signals their victory at the 1999 World Cup. This act of tearing the clothing is a non-verbal gesture, which signals her emotions and happiness, elation at winning the World Cup. The act of tearing the jersey illustrates the nonverbal communication of conveying her feelings and emotions through the literal act.

i think that the quotes in paragraph 11 contribute to the development of ideas because it provides a good reasoning of the central idea of the text.