Well, in the case of mortality, this could be true. I say this because developed countries have better technology. This technology can be used in the hospitals to treat the sick. However, in developing countries, there is not much technology available for all these, so people may die of curable illnesses. Hope i helped.
I think the correct answer would be option D. The name that Buddhists give to their 4 basic rules would be the Noble Truths. These rules are the truth of suffering, of the origin of suffering, the cessation of suffering and the path to the cessation of suffering.
The answer is true because everyone can be influenced by someone they know