Which situation is the best example of a zero-sum game? A. Conflict is the conqueror's life; the only way to get more land is to take it from someone else.
B. Products that don't sell at grocery stores often get sent to local food banks.
C. Through sustainable planning each tree cut down can be replaced with another one.
D. A standard bib rig can easily transport tens of thousands of gallons of liquid in one trip.

it’s A. Just took the quiz

Explanation:

it is about the use of non animal tested cosmetics.

the answer is:

when will (v) the books (n) be (v) due?

nouns refer to people (other than pronouns), places and things, whereas verbs describe actions and are usually part of the predicate of a sentence. finally, pronouns can work as nouns and identify the participants in speech.

in the example sentence, "will" is a verb part or auxiliary verb, "be" is an infinitive verb and "books" is a plural noun.