56. 5 1/5 1/25 1/5 5_____
(A)1
(B)5
(C)25
(D)125
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統計: A(345), B(419), C(1975), D(502), E(0) #1562327
統計: A(345), B(419), C(1975), D(502), E(0) #1562327