In the book the book <span> it refers to the bird coming from "Night's Plutonian shore." Pluto is the god of death, hinting that Death sent the bird, or and evil spirit.
Just my take on it. Im not 100% sure. </span>
The abreviation after a word in a dictionary tell you what part of speech the word is. Such as noun (n), pronoun (pron), adjective (adj), adverb (adv), verb (vb), conjunction (conj), preposition (prep), or interjection (interj).
The sentence which uses correct punctuation is C. In time, of course, all issues get resolved, but not necessarily in the way you would like.
In A, the comma before <em>he was concerned </em>should be a dash. In B, there should be a colon before <em>a flashlight, </em>not a semi colon. In D, there should be a comma before <em>yet, </em>and not a colon.