I'd say that the statement from FDR's speeches that uses parallel structure is C. American ships have been sunk; American airplanes have been destroyed.
Both of these independent clauses use the passive form of the verb - in the first clause, the passive form of the verb <em>to sink </em>is used, and in the second, of the verb <em>to destroy.
</em>A parallel structure means that throughout a sentence, the same form of words is used, and given that here both sentences have passive forms, I'd say C is the correct answer.<em>
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Answer:
an example of that would be communication
Some authors (a la Dan Brown in The Da Vinci Code) use an expected twist and unanswered question at the end of every chapter.
Some (a la Stephen King) build deep characters that simply draw you in.
Facilitates liquidity: The most important role of the stock exchange is in ensuring a ready platform for the sale and purchase of securities. This gives investors the confidence that the existing investments can be converted into cash, or in other words, stock exchange offers liquidity in terms of investment.
