Social Studies has bussiness and presidental matters
Geography has places in the world and thing located in those places
History has things of the past and that are very old
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The gold standard is B) a system in which a country's money is backed with gold.
It is a monetary system where a country's currency or paper money has a value directly linked to gold.
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<span>In economics investment describes spending</span><span> that pays for the production and accumualation of capitial goods
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