Answer:
B
Explanation:
Humans need basic needs to survive so it makes sense that better medical care, clean water, and nutrition's will help humans live longer and procreate.
The river which flows just south of Cincinnati, Ohio, is the Ohio River.
It is the largest tributary of the Mississippi River and it represents a natural border between Ohio and Kentucky. It flows through six American states , and it is 1,579 km ( = 981 miles) long.
Deserts are a natural barrier between regions, they are difficult to travel through safely due to harsh conditions. Transport of goods and people is more costly and more difficult.
Is a52 going on with me and
If your result can be repeated.