Answer:
What is BTS?
Also I was wondering what type of ARMY are you talking about?
I had put the answer on a ScreenShot, so you can see what part is what.(I hope this helps you! Feel free to message me if you have any further questions :) Have a nice day!!)
Likely A, because if the costume hinders movement struggling in the costume could be unsafe.
Answer:
C: A French statesman and historian who was the first patron of Gothic architecture.