Which of the following correctly sets off a quotation? Select one:
A. As Frederick Douglass once said, "If there is no struggle, there is no progress."
B. Frederick Douglass once said that: “If there is no struggle, there is no progress."
C. As Frederick Douglass once said: "If there is no struggle, there is no progress."
D. Frederick Douglass once said that, "If there is no struggle, there is no progress."​

Read the first stanza of wallace stevens's 'the anecdote of the jar' below: i placed a jar in tennessee, and round it was, upon a hill. it made the slovenly wilderness surround that hill. which of these is the best paraphrase of the stanza? o a. when i placed a jar outside in tennessee, it seemed to dominate all of nature. o b. the round jar i put on a hill looked strange amidst the wildness of nature o c. i put a round jar on a hill in tennessee, and the jar made the wilderness surround it. o d. i placed a jar on a round, wilderness-covered hill in tennessee.