Winter is basically a noun. A noun is a name of a person, animal, place and things.
I have never read what you are asking, but just by looking at it, I would assume that he is stereotyping Dutch people, because he is calling Black Dog an insult, which is "son of a dutchman".
Answer:
depends what kind of essay it is.
Hi,
I believe it's B, "<span>The thermostat, which controls the temperature in the house, broke last night."
~Elisabeth</span>