Hello,
The answer is option A "they".
Reason:
Pronouns are talking about more than one verb for example: they, we, and them. Therefore your answer is A because its the suitable fit for the sentence.
If you need anymore help feel free to ask me!
Hope this helps!
~Nonportrit
Percolating is the process of a liquid slowly passing through a filter.
Answer:
Tokyo, New York City, Shanghai,
Precision means exactness and value it all depends on the way you’re using it in a sentence or story.