Repartee=often witty and cheeky: an example;
Teacher: Did you finish your homework?
student: yes
Teacher: wow, I'm surprised.
For the clincher, i would put your opinion on whether or not you agree video games are positive, and then give a statement as to why you think that.
Celebration? In not sure but wouldnt you celebrate all of these?
Without reading what ever story this was from, I would say the logical answer or the answer that would the most sense is D
What do you need help eith?