The type of context clue in the sentence is a definition.
"a testimonial" would most likely include positive information about one side of an issue, although it should be noted that this is not always the case with testimonials.
I figured it'd be A, because its letting off a lot of imagery. Correct me if I'm wrong.
No, I do not think it is realistic, because the Socs are always worrying about their image so to try and put them selves in a situation that could make them seem imperfect to others is unrealistic.