When you start your car your daytime running lights should automatically come on. if visibility is reduced by snow rain or fog you must make sure that you?

If visibility is reduced by snow, rain, or fog, you must ensure that your headlights are turned on in addition to your daytime running lights. Daytime running lights alone may not provide adequate illumination for other drivers to see you, nor will they sufficiently light the road ahead. It's also important to adjust your speed according to the conditions and use fog lights if necessary. Always prioritize safety by increasing your visibility in poor weather.