If a, b, and c are positive integers, with a< b< c on secutive c and b, a, are >
(1)$$\frac{1}{a}-\frac{1}{b}=\frac{1}{c}$$
(2)$${a}+{c}={b}^{2}-{1}$$
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AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
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BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
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CBOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
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DEACH statement ALONE is sufficient.
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EStatements (1) and (2) TOGETHER are NOT sufficient.
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正确答案: D