Answer:
The prime meridian, or 0 degrees longitude, and the International Date Line, 180 degrees longitude, divide the Earth into Eastern and Western hemispheres. Many geographers consider the 20 degree west line of longitude and the 160 degree east line of longitude as the Eastern and Western hemispheres.
Answer:
The North European Plain
Explanation:
The North European plain is the most populated region of the four mentioned in the question.
This was not always the case, and until the Middle Ages, the North European Plain was sparsely populated. However, ever since, its population has been growing, because despite having a climate that is wet and cool the majority of the year, the soil is very fertile, and the lack of physical geographical barriers makes it easier for human dwelling.
The reason we joined in world war one was due to the germans sinking merchant ships that had US citizens on them and they were also sinking some of our own ships. Due to that President Wilson involved us in the war.
The answer is C. Central Asia
The romans used D) aqueducts