Answer:What do you need help with?
Explanation:
The inverse is f^-1 (x)=0
I'd go with B - Article. There are hundreds of good examples for the answer being B. For example, "a book" ('a' is an article - 'book' is a noun), "an apple" ('an' article - 'book' noun). Those are just the simple ones.
Well which book because I have read many and havent heard of this one and would love to help you!
It often reflects that it's not yours but someone else's