A region conceived as "the Indian country" was specified in 1825 as all the land lying west of the Mississippi. Eventually, the Indian country or the Indian Territory would encompass the present states of Oklahoma, Kansas, Nebraska, and part of Iowa.
The factor that had the most influence in the transition from wandering tribes to the emergence of cities would be "<span>a. food," since it was a surplus of agriculture that allowed people to develop trades other than farming. </span>
Answer:
Rocks expand and contract when they are heated and cooled which cause them to break.
Explanation: