Daphne had the ability to agitate her sister to the point that fists would fly. which explains how the underlined term contributes to the meaning of the sentence? it means ""; it shows that daphne's sister has anger-management issues. it means "tickle"; it shows that daphne's sister is extremely ticklish. it means "delight"; it shows that the author is using a very sarcastic tone. it means "irritate"; it shows that daphne's behavior causes her sister's reaction.