Answer:
All of the above.
Explanation:
In writing, there are 2 approach used to show and pass across important information by another person :-direct quotation and indirect quotation. In direct quotation, the writer is trying to let the reader know that the exact words stated was never his but belong to another author.
In this situation, he or she is trying to distinguish that, the statement came from another source and was never easy to paraphrase without losing its meaning and form hence the direct quote.