C, D and B are all opinions, but A is true. New York City is the most populous city in the United States.
Answer:
John, who lives in Pittsburgh, is a blues singer.
Explanation:
Adjectival clauses commonly begin with words such as:
- Who
- Whom
- Whose
- That
- Which
In this case, you're using "Who" to combine the possibilities.
I know that this is from yesterday but ill answer it if its not to late :D!!! i think the answer to this is B
Answer: the last answer - “the metaphor establishes that the speaker feels winter is cruel and gloomy.”
Explanation:

We will write it
"it would be a good idea if you phone the secretary and ask her as semi formal."
MISTAKE:- There you used asked but there will be ASK as we know that what form of verb we use before AND the same form we use after And. Here you used 1st form before And so after And we will use the first form of verb which is ASK .
Hope it helps you.