GMAT Critical Reasoning (CR) | Re: People who oppose motorcycle helmet laws argue that in a free society

People who oppose motorcycle helmet laws argue that in a free society people have the right to expose themselves to risk so long as it does not harm others. Therefore, each individual motorcyclist should decide whether or not to wear a helmet.

Which of the following, if true, would be the strongest argument against the conclusion above?

A) A greater percentage of motorcyclists wearing helmets die in accidents than do motorcyclists who do not wear helmets.

B) The high rates of deaths and injuries