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Which statement about using vehicle lights in fog is correct?
關於霧天使用車輛燈光，下列哪項說法正確？
Use dipped headlights in fog. Fitted fog lamps may assist in severely reduced visibility; switch them off when conditions clear.
霧天使用近光燈。能見度嚴重降低時可配合使用已安裝的霧燈，天氣清晰後應關閉霧燈。
閱讀相關知識
High beam reflects off fog. Parking lights alone are insufficient. Fog lamps are for severe low visibility such as thick fog or snow.
遠光燈會在霧中反射，反而影響視線；只開位置燈也不夠。霧燈只適用於濃霧、降雪等嚴重低能見度情況，不能在空氣清晰時使用。