Where is the area around 54°40'? ОА.
Astoria, Oregon
O B. Beginning of the Overland Trail
O C.
Mountains in what is now British Colombia
O D.
Santa Fe Region
O E. Valleys of California

OA

Explanation:

Oregon Territory

The are around 54 degrees 40' or Fight is the southern boundary of the United States with Mexico which is a western territory that is under dispute. The Oregon Territory covered modern states of Oregon, Idaho, and Washington. Also, it includes the western coast of Canada up to the border of Russian Alaska.

each played a major role in ending the cold war.

then its a law the end