Select all that apply.

Five improvements in communication included:

A. the trans-Atlantic cable
B. the telephone
C. postal delivery
D. steam power
E. electricity
F. transcontinental telegraph

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.

it met the katy line in vinita.

iv. it traveled through cherokee and quapaw tribal lands.