During a 3-year period, the profits of Company X changed by what percent from the second year to the third year ？（） (1)The increase in profits of Company X from the first year to the second year was the same as the increase from the first year to the third year. (2)For Company X, the profits for the first year were $13,800 and the profits for the third year were $15,900. A: 条件(1)充分，但条件(2)不充分． B: 条件(2)充分，但条件(1)不充分． C: 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分． D: 条件(1)充分，条件(2)也充分． E: 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．

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2022-05-31

During a 3-year period, the profits of Company X changed by what percent from the second year to the third year ？（） (1)The increase in profits of Company X from the first year to the second year was the same as the increase from the first year to the third year. (2)For Company X, the profits for the first year were $13,800 and the profits for the third year were $15,900. A: 条件(1)充分，但条件(2)不充分． B: 条件(2)充分，但条件(1)不充分． C: 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分． D: 条件(1)充分，条件(2)也充分． E: 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．

During a 3-year period, the profits of Company X changed by what percent from the second year to the third year ？（） (1)The increase in profits of Company X from the first year to the second year was the same as the increase from the first year to the third year. (2)For Company X, the profits for the first year were $13,800 and the profits for the third year were $15,900.
A: 条件(1)充分，但条件(2)不充分．
B: 条件(2)充分，但条件(1)不充分．
C: 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分．
D: 条件(1)充分，条件(2)也充分．
E: 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．

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