The answer is C because "placidly" means you are in a good-natured manner.
And then I explained to him how naive we were, that the world did know and remain silent. And that is why I swore never to be silent whenever and wherever human beings endure suffering and humiliation. We must always take sides. Neutrality helps the oppressor, never the victim. Silence encourages the tormentor, never the tormented. Sometimes we must interfere. When human lives are endangered, when human dignity is in jeopardy, national borders and sensitivities become irrelevant. Wherever men or women are persecuted because of their race, religion, or political views, that place must – at that moment – become the center of the universe.
Another word for battered is often scarred, and it seems as though they have been through hardships from their dialogue and feelings, so I think the likely answer would be scarred.
It is a fragment.
Although it has a subject and predicate, it is a subordinate clause as it starts with 'especially', indicating an adjective or adverb clause.
Prepositional is a word that expresses a relationship between a noun/pronoun and another word in a sentence. Easier way to put it would be like saying you take a object or noun (ex: home) and also make up a location (ex: in), basically noun relation to a verb.
Example: <u>In my house</u>, you'll find my dog. House relates to where the dog is.