A. the empire split into a western and an eastern section.

b. rulers refused to increase the size of the army.

c. war, famine, and disease reduced the population.

d. invading armies from greece overthrew the emperor in rome.

Which statements describe einsatzgruppen? check all that apply. they were considered the last step in the "final solution." they were part of the german army. they carried out mass executions. they were known as mobilized killing units. they were used by germany during the invasions of poland and the soviet union.