Humility, Brevity, and graciousness are the three key characteristics of a good acceptance speech. So the correct response is graciousness.
A successful acceptance speech is driven by audience involvement and speaker honesty.
The finest acceptance speeches communicated real joy and a desire to thank those who contributed to their accomplishment.
Check out the link below to learn more about good acceptance speech;
https://brainly.com/question/8379105
#SPJ1