70 points plz why were additional posts needed on indian territory? select all that apply. additional tribes were being relocated to the area. criminal problems were present on the frontier. new settlers were coming west. some tribes were leaving the reservations. there was a need for new military training camps.

Additional tribes were being relocated to the area,New settlers were coming west i think these two are right not to sure though

i think it was because of how protected egyptian civilization was was which allowed them to evolve without much outside influence.

in the 1950s, country music came into its own before rock-n-roll took off in the 60s while jazz and classical music continued to innovate