10 points and brainliest if answered correctly and soon what are two reasons why germany finally surrendered during world war i? select all that apply. american troops arrived. communist russia declared war. it ran out of military supplies. balkan supply lines had been cut.

American troops arrived, and It ran out of military supplies.

Explanation:

By 1918, Germany was low on manpower and supplies, waiting on an imminent invasion, boosted by the American troops and resources entry into the western front that put the Allies in a better position.

On September 11th, Germany signed an armistice treaty with the Allies in a railroad car near Compiégne, France, putting an end to the Great War ends.

true

coz they had the rank system in society according to the economic power of the people

i believe we're not a republic so that is a hard question