Question

which letter on the map shows the location of mesopotamia?
letter a
letter b
letter c
letter d

Explanation:

Mesopotamia is located in the region of the Tigris - Euphrates river system, which corresponds to the area marked by letter B on the map. Letter A is likely the Nile region (Egypt), letter C is likely the Indus Valley region, and there is no letter D with a colored area here.

Answer:

B. letter B