The correct answer is A.
The sentence should be written like this: <span>Sadly, even after that water is found, only some of it's clean and safe enough to drink.
Because the sentence is saying "only some of IT IS clean and safe enough to drink," an apostrophe should be used.
</span>
sociology is thestudy of human behavior
SO B
That is considered to be false as many people around the world count it as a hobby.
Answer:
the same answer for what question, you forgot to add a question