Stream of consciousness which came much later than the Romantic writers and artists.
The Second one has to be B. It cannot be the last 2. We as a species have failed to live up to the Romantic ideal. He is lecturing all people, not writing for them. He is disappointed in man's behavior.
I'm sorry I don't know the answer to the third one. My guess would be allusion. He is referring to Greek gods.
It's 3. All the other answers are opinons and not provable by fact.
Video none of the others can hope it helps
Expressed through stressed and unstressed syllables