$$B_n=A_{n+1}-A_{n},B_{n+1}-B_{n}=2$$.$$A_{10}$$=?
1: $$A_1=1,A_3=3$$
2: $$A_2=2,A_4=4$$
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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 statements TOGETHER are sufficient, but NEITHER one 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