The word <em>over </em>is used as an adverb in this sentence.
If the sentence said - There will be clouds over most of the country, then it would be a preposition.
“Mr. Hands,” he said, “here are two of us with a brace of pistols each. If any one of you six make a signal of any description, that man's dead.”
Mr. Hands is kept at bay by Livesey's threats. This shows that the mutineers are cowardly individuals. They only seem courageous in big groups.
The answer is parody becouse an parody is exactly that