In the united states, injuries to passengers involved in automobile accidents are typically more severe than in Europe, where lwas require a different kind of safety belt. It is clear from this that the united states needs to adopt more stringent standards for safety belt design to protect automobile passengers better.
Each of the following, if true, weakens the argument above EXCEPT: (a) Europeans are more likely to wear safety belts than are people in the United States (b).... ... (d)Automobile passengers in the United States have a greater statistical chance of being involved in an accident than do passengers in Europe.