An integer between 1 and 300, inclusive, is chosen at random. What is the probability that the integer so chosen equals an integer raised to an exponent that is an integer greater than 1?
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A\frac{17}{300}
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B\frac{1}{15}
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C\frac{2}{25}
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D\frac{1}{10}
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E\frac{3}{25}
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正确答案: C