The people seeked refuge after their homeland had been torn apart by war
(Hope that helps!)
The dentist informed her, "Floss your teeth."
If you look into it there are more creepy similarities between them :)
Answer:
The large amount of orphans in developing countries is a result of many negative circumstances.
Among these are natural disasters, famine and war.
D is the answer, It is clearly organized so the reader can easily follow along