12. When driving through a congested or construction area, drivers are required to:
(A) speed up
(B) honk the horn and go through first
(C) respect and tolerate one another.
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統計: A(0), B(0), C(5), D(0), E(0) #2214473
統計: A(0), B(0), C(5), D(0), E(0) #2214473