"<span>C) It held homesteaders responsible for contributing to the completion of the transcontinental railroad" is not true, since the act had to do only with land acquisition.
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steam engine<span> were some of the most important technologies of the </span>Industrial Revolution<span>, although steam did not replace water power in importance in Britain until after the Industrial Revolution. From Englishman </span>Thomas Newcomen<span>'s </span>atmospheric engine<span>, of 1712, through major developments by Scottish inventor and mechanical engineer </span>James Watt<span>, the steam engine began to be used in many industrial settings, not just in mining, where the first engines had been used to pump water from deep workings. Early mills had run successfully with water power, but by using a steam engine a factory could be located anywhere, not just close to water. Water power varied with the seasons and was not always available
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Archetypal in nature is the answer.
B, Push factor
A push factor is when something causes you to leave someone or something, as opposed to a pull factor which cause you to want to go somewhere.