John F. Kennedy ran against c. Richard M. Nixon in the 1960 presidential election
B. the American problem is congress.......
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factor meaning, definition, what is factor: one of several things that influence or social and economic factors.
factor in The vaccination program has been a major.....
Produced the steam engines which then improved systems of transportation. For example, trains were essential, but relied on burning coal. The steam engine made it more efficient. For the textile industry, the sewing machine was introduced to production lines, helping the processing and usage of cotton to be more efficient.
