How to find the central idea when the author not state it explicitly?

From “the raven” by edgar allan poe but the raven, sitting lonely on the placid bust, spoke only that one word, as if his soul in that one word he did outpour. nothing farther then he uttered—not a feather then he fluttered— till i scarcely more than muttered, “other friends have flown before— on the morrow he will leave me, as my hopes have flown before.” then the bird said, “nevermore.” in this excerpt, what is the speaker saying the raven will do? a. it will certainly die. b. it will leave immediately. c. it will leave the next day. d. it will befriend the speaker.

Before ending this lesson, take a moment to review an informative research essay you have written. you’ve probably already written a conclusion to the essay. but is it the best conclusion it can be? does it properly summarize the main subtopics of your essay? does it state in one or two sentences the “so what” of your topic. if your topic was abraham lincoln, your essay shouldn’t be just about abraham lincoln. it should answer, “so what about abraham lincoln? ” take five or ten minutes, and looking only at that single paragraph, revise your conclusion

Accepted is to fact as unproven is to