I think it's A. focus each paragraph on one main idea. I hope this helps if it's the wrong answer I'm sorry.
1) when there is little water or no rain
2) environmental problems
3) were
4) B and C are correct?
5) reduce recycle reuse
6)
7) so do I
8) has been held, is held
9) Ted asked to let him know when he would be in the USA.
Is this an English test?
definitions.... *plays jeopardy song*
Answer:
ummm....
Explanation:
what did you want me to say to that
Answer: wheres the example?
Explanation: