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Why is it problematic for historians to use oversimplification when writing about the past?

Numbing feelings with addictive substances becomes a vicious cycle as the addiction itself often manifests further negative emotions

Rivalries between european imperialist powers and the growth of european militaries contributed to which outcome in the early 20th century? o a. many european powers were eager to go to war with one another. o b. european states became less concerned about controlling overseas empires. o c. small countries became more willing to join powerful empires. o d. the alliance system that maintained a balance of power in europe broke down.