Sun Joo runs an Airbnb (a service that lets you rent your house to others). She wants to earn good r

Sun Joo runs an Airbnb (a service that lets you rent your house to others). She wants to earn good ratings from visitors. Unfortunately, she lives near a loud airport, which causes her clients to have negative attitudes about their visits. To counter this negative attitude, Sun Joo wants to offer clients a free gift. Her goal is to cause the most dissonance to change attitudes. Since the size of the gift matters, what should Sun Joo offer in order to cause the most dissonance?Offering something large (e.g., a free night if they book again in the future)Offering something small (e.g., some free drinks)Offering nothing