I think the answer is B because a lot of history is based on culture.
A healthier country means there is a low chance of getting sick. The advancement in medicine, as well as taking care of oneself helps mortality decline.
According to WHO, a child's risk of dying is highest during their first month of life. To prevent this risk, a mother prior to birth of her child can take immunization and antenatal care consultations, and avoid smoking and alcohol. This increase the chance of survival of the baby. However, it doesn't stop there. Essential care is still needed once the child is born because they are still prone to illness.
Answer:
i would say B
The three north American nations share borders and have different natural resources, making trade more likely. Nations that trade with each other
Explanation:
it makes sense because why would you go to war with a person you trade essential resource with
This finding represents "negative correlation".
A negative correlation implies that there is a backwards connection between two factors - when one variable decreases, alternate increments. The other way around is a negative connection as well, in which one variable increments and alternate declines. These correlations are considered in statistics as a method for deciding the connection between two variables.
Gibbons v. Ogden -- interstate commerce