I believe the answer is D. The birth rate in India is greater than in china.
This is because of the "one-child policy" that's enforced in China.
When you have a chance to do something, do it before you lose the chance to.
Ex. This the only day this store is having a deal. Strike the iron while it's hot.
For number 2. It’s C I believe
Answer: They emphasize the idea that people should fight hard to survive
