Disagree, you can act all you want but no matter what something deep down is going to be bothering you and it always will if you don't get closure.
Hope this helps!
-Payshence
A. There should be an apostrophe on the it's, because it is saying, "only some of it is clean and safe enough to drink." The apostrophe should be on that word because it breaks the word down into it is, which is correct in the sentence.
The answer is D. by examining all the different plants you can grown in a garden.