How many seconds long is time period U if U can be no longer than a day?
1. Time period U lasts from 13:59:00 until 14:02:00.
2. Time period U lasts from 1:59:00 pm until 2:02:00 pm.
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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