C) They are fighting because they want to establish their own country there and it is an good opportunity for that to happen.
Without the reed on the woodwind instruments no sound would come out. This si because i may be wrong but I am in band so i believe this is correct. That the reed vibrates against the head joint and that makes the music comes out at the end, like I said i may be wrong because I am a brass player, but I hope this helps!
It shouldnt encourage other countries to use more nuclear energy and should avoid using it.
Answer:
the 8th one is true, I don't know about the other 2. Goodluck :)