Answer:
In the given excerpt, the detail that best conveys a mood of 'loneliness' would be 'The correspondent thought that he was the one man afloat on all the oceans'
The answer to your question would be personification
He doesn't want to be a toy the capitol uses for entertainment. With all the horrors he is about to go through, he knows he is going to change but he doesn't want to forget who he always was. He is a good person, and in the games good people are remodeled into killers. This is Peeta refusing to conform to the goverment's will.
I believe it's
B. Were swimming
B- The subject is explaining why they waited in the long line