Compare maps of the world in ancient times with current political maps. Use the maps below to answer the following question. Compare the two maps. Which geographical feature formed the western boundary of the Plains Native American cultural region?

A) The Appalachian Mountains
B) The Rocky Mountains
C) The Mississippi River
D) The Pacific Ocean

The correct answer is B) The Rocky Mountains

Explanation:

The first map shows in colors the cultural regions that divided North America. In this, the Great Plains region is shown in yellow and this is located in the interior of the U.S. territory. On the other hand, the second map displays geographical features of the U.S. including important mountain ranges and water bodies. In this, the Rocky Mountains are shown in brown. Moreover, these mountains act as a border for the Great Plains, which are shown in yellow and are located to the east of the Rocky Mountains. Thus, the feature that forms the western boundary of the Great Plains is the Rocky Mountain.

answer: this is because archeologists keep finding artefacts and ancient ruins dated more than 10000 to 15000 years, date around scientists said humans discovered language; which is at least mysterious as scientists always have said that is necessary to have a language to have architecture and some basic maths.

explanation: brainlest