Which one of the following best expresses the main point of the passage? A. Recent studies demonstrate that women medical practitioners were more common in England than in the rest of Western Europe during the Middle Ages. B. The quantity and quality of the information historians uncover concerning women's medical practice in medieval Europe would be improved if they changed their methods of study. C. The sparse evidence for women medical practitioners in studies dealing with the Middle Ages is due primarily to the limitations of the historical record. D. Knowledge about the social issues that influenced the role women medical practitioners played in medieval society has been enhanced by several recent studies. E. Analyses developed in other areas of women's history could probably be used to provide more information about the social context of women's medical practice during the Middle Ages.