Answer: this is supposed to be a quandary, it’s ment to make you think about what the author is saying (hope it helps)
The correct answer is Sentence 9.
The sentence should be written: Sadly, even after that water is found, only some of it's clean and safe enough to drink.
We know an apostrophe should be placed here because we could also say: Sadly, even after that water is found, only some of it is clean and safe enough to drink.
The best device to use if you want to use the seafloor sediment to study<span> a long period of history is a. piston corer.
</span>ANSWER:::piston corer <span>or coring witch ever one your answer choices list
hope this helped :)
Have an amazing day</span>
Students can fresh food that would more healthier for them and the local farmers can get money in return.