29. In an MRT train, the _____ seats are reserved for the elderly and the disabled.
(A) economy
(B) feature
(C) priority
(D) violence
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統計: A(71), B(62), C(1067), D(46), E(0) #3930927
統計: A(71), B(62), C(1067), D(46), E(0) #3930927