D merely restates the observation that drivers who feel personally responsible drive slower .
B actually demonstrates this : B demonstrates that the drivers who feel responsible will change their behavior according to the road conditions. i.e their driving speeds depending the presence of the pedestrians.
So i think B is correct.
B actually demonstrates this : B demonstrates that the drivers who feel responsible will change their behavior according to the road conditions. i.e their driving speeds depending the presence of the pedestrians.
So i think B is correct.
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