Which of the following is a similarity between the Huang River and Indus Valley civilizations? 1.the use of bronze ritual vessels

2.a social class system with farmers at the bottom

3.the exchange of a metal currency

4.the exchange of ideas with other cultures

Its the second one, a social class system with farmers at the bottom

B

Explanation:

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.

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