Answer:
Kelsey's nonverbal communication serves the function of repeating
Step-by-step explanation:
The nonverbal communication function of repeating consists in reinforcing a verbal message that is either say before or during the use of the nonverbal communication, here Kelsey uses verbal communication by expressing the question "How many of you have ever donated money to causes that support the homeless?" and then reinforce it by the use of nonverbal communication by extending the palms of her hands toward the audience.