3(12+23+34+.+99+100)=?A:97x98x99 B:98x99x100 C:99x100x101 D:100x101x102

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3(12+23+34+.+99+100)=?A:97x98x99 B:98x99x100 C:99x100x101 D:100x101x102
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3(12+23+34+.+99+100)=?A:97x98x99 B:98x99x100 C:99x100x101 D:100x101x102
3(12+23+34+.+99+100)=?A:97x98x99 B:98x99x100 C:99x100x101 D:100x101x102

3(12+23+34+.+99+100)=?A:97x98x99 B:98x99x100 C:99x100x101 D:100x101x102
是不是题目有错?给出的公式的答案大约是个四位数,而给出的答案是七位数.