Native Americans lived in teepees as they followed herds of bison across the Great Plains. Which of the following environmental factors led bison to flourish in the Great Plains? Choose 1 Choose 1 (Choice A) A The wet grasslands of the western Great Plains created prairie ideal for grazing. (Choice B) B The arrival of horses in 1519 made it easier for Native Americans to herd and breed bison. (Choice C) C The melting of glaciers provided new water sources for bison herds. (Choice D) D Bison were chased onto the Great Plains by prehistoric predators.

Choice A

Explanation:

Bison are able to adapt to very high and low temps which make the grasslands ideal and perfect

alliances in ww1 were different from ww2 because the entente in ww1 made up of serbia,russia,france,britan,japan and italy later america  and all allied in a sort of balance of power and too keep germany,austria-hungary,and the ottomans down. russia allied the serbians in order to exert its influence in the balkans while france allied the russians because france was still in dismay and insulted after the defeat to the germans during the unification of germany and britian allied the belgians after the germans invasion of belgium.in ww2 the alliances were in a preemptive attempt to deter any further wars into happening while germany and italy allied since they were insulted and humiliated after the previous war while also sharing a similar ideology of facsim along with japan which all 3 had a want for world domination and agreed to assist one another in the endevours 

explanation: