For the first question we say that is an absolute phrase because it combinesa noun and a participle with any acompanying modifier or object. For the second question we can see that the mood of this oart of the passage os dreary as it describes fog and many creepy and sad situations related to it. And for the 3rd question we can say it is a slow pace, even there are many sentences, he takes the time to describe or give more information to the reader for many of the sentences of this paragraph, something that surely cannot be told in a fast pace
The most accurate choice of words that are domain specific from the given sentence above are
Unpacked, complete
By definition, these kind of words are limited to certain knowledge fields, and are only usually seen on informative paragraphs or sentences.
Hope my answer has come to satisfy your query.
Answer:
A carol is a song and a stave is a chapter in a song. Since Dickens called the story a carol, he decided to call the chapters staves.
Assuming that you're referring to the excerpt about slang in common english language according to Mario Pei : The tone is Neutral
you can feel that the author barely display any emotion in his explanation that written in the excerpt
hope this helps