1) What did the Adena build? 2) What were Hopewell settlements like?
3) What is Serpent Mound?
4) What did the Hopewell celebrate?
5) Who did the Hopewell begin to trade with?

It covered the territory of land across eurasia from northeastern europe to the pacific ocean.

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.

The answer is c because if a country do that than exports will decrease