515.When driving on a mountain road and seeing a 'Danger' warning sign ahead with no supplementaryexplanation plate, how should the driver respond?
(A) The sign is only a general reminder; maintaincurrent speed and proceed.
(B) Heighten alertness, reduce speed and proceed slowly, watching for allpossible hazards ahead.
(C) There must be falling rocks on that section; stop immediately to observebefore proceeding.
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統計: 尚無統計資料
統計: 尚無統計資料