60. $\sum_{k=1}^{10}[(2k + 1)(k - 3)] = ?$
(A)425
(B)445
(C)465
(D)485
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統計: A(0), B(0), C(1), D(0), E(0) #3927269
統計: A(0), B(0), C(1), D(0), E(0) #3927269