D. all of the above because all portion of economy.mixed,
The most cause of death in low income nation could be infectious disease. It is because low income nations are the places of which are still experiencing poverty and does not progress like the developing or the developed countries. Because of the poverty they are experiencing, they couldn't afford some things that are necessary for them such as going to check ups or medicines because their priority is the basic needs such as food, with these reasons, infectious disease could occur and could lead to death because they couldn't afford check ups or buy medicines.
Answer:
B. The yin and yang do not always work together.
Explanation:
- The likening of the relation of the Dao to the world like that of great rivers to seas symbolically presents the idea that the two variables cannot match.
- Rivers are very small in comparison with seas and great rivers. This shows us the distinct power and authority between the two with one being far too mightier that the other, hence indicating incompatibility.