Biblioteca
Estuda os sinais, revê a matéria e consulta resumos quando precisares.
#ldrrebdm
During the night, and as far as possible, the driver of a long-distance heavy passenger vehicle should:

Question under review
This question hasn't been validated yet, so it doesn't appear in exams and the correct answer isn't shown for now.
AKeep the vehicle's sound system operating, with cheerful music throughout the night;
BPromote passenger distraction through TV and radio, keeping the interior lights permanently on;
CReduce the volume of the vehicle's sound system, opting for calm music, or even turn off the said device.