The correct answer should be trochaic tetrameter.
Tetrameter means that there are 8 syllables in one line - a meter consists of two syllables, and tetra means four, so if you multiply that, you get 8 syllables. On the other hand, a trochee means that a stressed syllable is followed by one unstressed syllable, which is the case in the excerpt above.
The given statement is an example of a phrase, specifically, a participial phrase. The element that is necessary to complete the sentence is an independent clause. A participial phrase consists of words with the -ing or -en form plus its modifiers. This kind of phrase always functions as an adjective. The phrase "Beginning in the fall of 1957" is describing a certain noun, which is found in the independent clause.
The answer is C) direct characterization . It means the author uses adjectives and words that describe the characters in an essay, novel or play.