Answer:
3) Coastal homes are elevated on stilts where hurricanes are common
Explanation:
I just answered this question on Edgenuity and got it correct.
Answer:
C. It explains one way rain barrels benefit you, and one way rain barrels benefit plants.
This is D., a hyphen. I You would write it as 'old-fashioned'. There would only not be a hyphen if it was 'old fashion' without the 'ed' at the end.