What might account for the many differences between the Coastal and Plateau tribes? O
A. They lived in regions where climate was markedly different.
O
B. They allowed no interactions between the tribes.
C. They competed for the same hunting and fishing areas.
O
D. They were descendants of people from Asia and Central America.

reread your text and you will find the answer. stay focused ignore all your distractions.

explanation:

the most famous of all the units fighting in cuba, the "rough riders" was the name given to the first u.s. volunteer cavalry under the leadership of theodore roosevelt. roosevelt resigned his position as assistant secretary of the navy in may 1898 to join the volunteer cavalry. the original plan for this unit called for filling it with men from the indian territory, new mexico, arizona, and oklahoma. however, once roosevelt joined the group, it quickly became the place for a mix of troops ranging from ivy league athletes to glee-club singers to texas rangers and indians.