Answer:
A
Explanation:
Benjamin also invented the lighting rod!
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Answer: the invention of cotton gin
Explanation:The cotton gin refers to a a machine that sets aside cotton fibers from their seeds. Therefore, the invention of the cotton gin transformed the cotton industry in the United States and demanded cheap labor force, which led to the rise of slavery in the South and to the American Civil War later.
All of the following were United States presidents except "<span>C.William Seward," since although he did indeed run for the office of President, he instead ended up serving under President Lincoln. </span>
Paleolithic or old stone age from the first production of stone artifacts
