The statements above, if true, best support which of the following as a conclusion? A. Some tranquilizers are more appropriately prescribed for women than for men. B. There have been no reports of negative side effects from prescribed tranquilizers in women C. Tranquilizers are prescribed for patients in some instances when doctors do not feel confident of their diagnoses. D. The toxicity of drugs to women is less than the toxicity of the same drugs to men. E. Whether the recommended dosages of tranquilizers are optimal for women is not known.