If you want more information about your city's population, you would most likely use (C) information from the city's official website published in that calendar year.
This source is not only official but is also in the latest time period so that the information listed here will most likely be correct.
Collective noun usually refers to a group of people. most times you see it, it'll be followed by a singular verb or plural verb as well.
Answer:
There are four main skills: Listening, writing, reading, and speaking. It is important to study the balance of these.
the answer is the first one cause I believe it has something to do with the murder hope I helped