Answer:
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[A]: "<span>a gerund phrase as the object of a preposition" .
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A conjunction can be placed after the comma to make the sentence make sense (i.e. and, so, ect).
It really depends on the movie. For instance, in Apollo 13, scenes were shoot aboard a Boeing KC-135 or the Vomit Comet. It is a NASA's refueling tanker plane for Zero G training. Astronauts wanna-be would fly up in the plane and experience a free fall.
Although it is not considered to be much, Maya Angelou's I Know Why The Caged Bird Sings is simply a literary masterpiece.