156.
Which solution aims to reduce the number of cars on the road during rush hour?
(A) Carpooling and ride-sharing.
(B)Bike lanes and public bike rental systems.
(C)Flexible work arrangements.
(D)Park-and-ride facilities.
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統計: A(12), B(12), C(122), D(3), E(0) #3084625
統計: A(12), B(12), C(122), D(3), E(0) #3084625