Out of all the pronouns, "whom" makes the most sense grammatically. This allows us to narrow it down to A or D.
In order for it to be the object of a preposition, there would have to be a preposition in front of it. "For," however is <em>not</em> a preposition. In fact, there isn't a preposition in the whole question.
This leaves us with option D, which is the correct answer.
You can better tell it's a direct object if you flip the sentence around a bit.
Your sister is waiting <em>for whom</em>?
"Whom" is essentially receiving the action. "Whom" is what your sister is waiting for.
Answer: D. whom; direct object.
foreshadowing is the term for this
The statement is mostly an example of loaded words and phrases, because the quotes uses synonymous adjectives one after another ("vast expanse") and the quote uses other descriptive words to create a defined image in one's mind.
Answer: The yacht represents wealth and glamor. "To the young Gatz, resting on his oars and looking up at the railed deck, the yacht represented all the beauty and glamour in the world."Dec 15, 2014
Explanation: To anwser your question