How did the rise of nation-states make sea exploration possible?
a. new kings wanted their people to live in other lands.
b. to be a country, nation-states must send out explorers.
c. nations sent explorers to get glory, land, and riches.
d. the riches from exploration paid for the new nations.

What was one important characteristic of the russian military during world war i? a. it had more advanced military technology than its western european allies. b. it was an all-volunteer military that enjoyed high morale throughout the war. c. it defended russian territory but refused to attack german positions d. it was unable to provide its forces with adequate weapons and supplies.