What is the most densely populated region in the U. S.? the area between Seattle and Portland

the area around Minneapolis

the area between Washington, D. C., and Boston

the area around Las Vegas

Looking at the key and then looking at the map, I'd say the area between Washington DC and Boston.

answer: c

explanation:

its just the right answer

the first forms of writing came from them in the form of pictographs around 3100 bc.