Which detail most strongly develops the theme of grief in "The Raven"? The raven answers each of the speaker's questions with the word "Nevermore." The speaker reads books to ease his sorrow over the loss of his love, Lenore. The speaker asks the raven if he was sent by God to help relieve him of his sorrow. The raven, who represents the speaker's mourning, arrives and never leaves.

Igive brainliest based on the passage about louis pasteur, which statement is a fact? louis pasteur should have studied his laboratory animals more closely. louis pasteur was clever when he decided to inject nerve tissue from sick animals into healthy animals. louis pasteur knew it took about a month for signs of rabies to show up in a victim. louis pasteur was one of the greatest scientists who ever lived.