When kelsey says, "how many of you have ever donated money to causes that support the homeless?" she extends the palms of her hands toward the audience. kelsey's nonverbal communication serves what function?

Kelsey’s nonverbal communication serves as the function of regulating. This nonverbal communication is a way of sending signals about the individual’s way of speaking. It is mostly used as the speaker speaks in means of regulating the speech or the means of wanting to stop someone just so the speaker can speak on his or her own.