Здесь нужно :
b)Сказать чем полезны дорожные знаки водителям и чем пешеходам
c)Что-бы ты сделал если вел машину и увидел знак школа
d)Нужны ли правила дорожного движения ? обьясните
b)Traffic signs help drivers to be more accurate, vigilant and to see where they can drive and where the cant, for pedestrians it is the same
c)I would slow down and look around because the kids could be running everywhere\
d)In my opinion they are very necessary and obligatory, because if there will be no signs there will be mess everywhere and there would be a lot of accidents
Надеюсь помог :3