Answer:
スイカ
Explanation:
It basically means watermelon.
Based on the context :
3- Each class
4- Students
5- Outer space
6- The idea of sports
7- My homework (not sure about that)
8- Some parents
9- Local artists
10- A store
11- Every student
12- The best mural
A.
munchausem syndrome
if ik not mistaken
