what are you trying to figure out? provide more info and we can answer
The answer is A: Inform, the narrator is informing the reader about the teachers, and what they teach. <span />
Answer:
It means to be widely or constantly encountered, or a common or widespread.
You should add a comma after an adverb in the beginning of the sentence.
Ex. Fortunately, he made it in time.
Hurriedly, she rushed to the station.
Hope this helps :)