6. Due to an unfortunate ____ in communication, the two teams ended up working on the same task simultaneously, leading to a duplication of effort and a delay in the overall project timeline.
(A) felicity
(B) mishap
(C) serendipity
(D) synchronicity
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統計: A(5), B(26), C(4), D(14), E(0) #3433448
統計: A(5), B(26), C(4), D(14), E(0) #3433448