题目信息
If n = 2*3*5*7*11*13*17, then which of the following statements must be true?
I. $$n^{2}$$ is divisible by 600
II. n + 19 is divisible by 19
III.$$\frac{n+4}{2}$$ is even
I. $$n^{2}$$ is divisible by 600
II. n + 19 is divisible by 19
III.$$\frac{n+4}{2}$$ is even
A:I only
B:II only
C:III only
D:I and III
E:None of the above
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正确答案：
E:None of the above
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