Answer:
Cheering and positive despite her own problems
Explanation:
Effie tries to attempt to remain positive despite her taxing job being Peeta and Katniss' liaison to the Capitol, especially when she has the full knowledge that the two probably will never come back from the games alive.
C. Students build collaboration skills.
I think the answer to this question is the theme. So, D. I hope I helped you! I'm sorry if I am wrong