Answer:
answer B. I'm not even a native speaker, but A or C would sound lunatic
The quote "more like a king, composed, farther and farther on" has a very important meaning. It is saying that you should, rather than be shy, or to not have pride in one's self, instead compose yourself "more like a king". It is saying that you should be proud, and that you should carry yourself in a way that makes others admire you, because you have pride in yourself.
The real meaning of euphemism friendly fire is term in military bases means accidentally attacking your own military unit hope this helps :)
