Need this answer asap plz , what geographic feature did most settlements rely on?

i think it is river valleys but not 100% sure

where is the cartoon dude

the pogroms became known as kristallnacht, the "night of shattered glass," for the shattered glass from the store windows that littered the streets. the morning after the pogroms 30,000 german jewish men were arrested for the "crime" of being jewish and sent to concentration camps, where hundreds of them perished.