Questions 14 to 17 are based on the following passage.At the end of the passage, you wilt be given 20 seconds to answer the questions.
Which was one of the results of the increased use of machinery on farmsA．Intensifying the competition between farmers. B．Reducing the financial burden of the farmers. C．Raising the production of specialized crops. D．Realizing the independence of farmers’ life on weather.
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