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Some navigation innovations included the astrolabe to determine latitude and the use of the compass to determine directions. A major development in the ships used was the triangular sail
Explanation:
Answer:constitutionality of racial segregation under the “separate but equal” doctrine. the Supreme Court ruled that a law that “implies merely a legal distinction” between whites and blacks was not unconstitutional.
Explanation:
<span>The population of the farm in the united states changes between 1950 and today because it dropped from 20 million to fewer than 5 million people. The answer is letter C. Life in the farm is hard, their workload is very high but their rate of return of investment is very low. It did not help with the technology that we have nowadays, machines that can replace certain works that they have and so few of them remains.</span>
