6. Three people are running for mayor. All three _____ seem confident that they will be elected, but we won’t know until the outcome of the election is announced.
(A) particles
(B) receivers
(C) candidates
(D) containers
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統計: A(13), B(9), C(115), D(9), E(0) #490782
統計: A(13), B(9), C(115), D(9), E(0) #490782