What event contributed to the downfall of the Shang dynasty? A divide between the rich and the poor led farmers to form alliances with invaders.

The leader of the Shang dynasty had no living heir available to take over rule.

A severe drought caused a famine that killed nearly one-third of the farmers.

Local leaders began fighting one another for power, leading to a period of violence.

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A (A divide between the rich and the poor led farmers to form alliances with invaders

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