Choose the main idea of this paragraph. Scientists are learning about life in the sea and how it may improve life on land. The study of sea plants and sea animals may help us to learn new ways of finding food. Scientists are searching the ocean floor for oil and gas deposits to help keep our world running smoothly. ( Look at the picture for the answer options) Will Mark Brainliest but please only answer if your 100% correct​

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.