I would choose a. Simply because the author talks about it as if it's all that really ever existed and that nature cannot take over what it is not. However, it goes on about seeing how erosion and rot can affect such things and tries to compare it to things in nature as if it were nature itself.
Answer:
It is B. Over the noise the waitress yelled, "May I take your order?
Answer:
The paper and pencil are beneath the tattered book.
Explanation:
'beneath' is an adverb (it modifies the verb, telling where)
'tattered' is the adjective (it describes the book telling which kind)
She is trying to make the citizens of the united States of America eat healthier so we can have a balance on meat and vegetables