<span>A.The growing feudal system prevented internal political conflict and stopped northern invaders from threatening China.
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I believe the 2 is correct. I hope this helps!
Answer:
slavery was work that the colonies forced upon kidnapped people that we bought; indentured labor had to do with forcing those who owed you a debt to work for you until they paid it off. the similarity is that people were forced to work in often harsh condition, and harsh rules, without paying them.
Explanation:
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The outcome for the arms race was both the United States and the Soviet Union focusing most their money on their military, the United States still getting along fine as they had the biggest GDP whereas the Soviet Union went completely bankrupt trying to stay on par with the US.