At the start of hostilities in world war ii, the armed forces of the united states had fewer members than the army of the tiny country of romania. why was this the case?

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.