What were likely to have been Hannibal’s biggest challenges when he crossed the Alps during winter? Group of answer choices

weather and difficult terrain

enemy attacks and starvation

poorly trained troops and enemy attacks

lack of supplies and illness

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.