Which of these events is most likely the result of cultural diffusion? Two civilizations that are three hundred miles apart grow very different kinds of crops.

Two civilizations along the same river have very similar religious beliefs and marriage customs.

Two civilizations on opposite sides of a mountain range sometimes hunt the same animals for food.

Two civilizations that share a river valley have very different ideas about how men and women should behave.

If this is a true or false question the answer is true.

In 911, a group of vikings lead by rollo besieged paris and chartres. after a victory near chartres on 26 august, charles decided to negotiate with rollo. the talks were led by hervé, the archbishop of reims. this resulted in the treaty of saint-clair-sur-epte, which granted rollo and his soldiers all the land between the river epte and the sea. it also granted him brittany, "for his livelihood". at the time, brittany was an independent land which france had not been able to conquer. in exchange, rollo promised the king his loyalty and military assistance when needed. also rollo also agreed to be baptised and to marry gisela, the king's daughter. the territory given rollo is about the same as upper normandy. this would grow to become normandy under rollo's descendants. - wikepedia