A novel of manners is fiction work meant to re-create a social world with a very detailed observation the values, customs, and mores of a highly complex society.
A novel of sentiment is also called Novel of Sensibility and it reflects (1) an overindulgence in emotion, especially when it is the conscious effort of inducing emotion in order to enjoy it.
A novel of incident is dominated, usually, by episodic action.
Neither of those fit because Silas Marner is usually considered to be a novel of motives.
B. Cobweb
C. Oberon
D. Mustardseed
B) to hold
C) to carry
D) to write
A root is a word that does not have a prefix before it or a suffix at the end of it. The root of the word "subscription" is "scribe". The word "scrib" means to write (D). Its variant is the word script. Other words that use the same root word include scribe, describe, postscript, and manuscript.