Which is the BEST and MOST accurate summary of some of the key points in this article? A) People with asthma have a lesser quality of life than non-asthmatic people. B) No one knows what causes asthma, but family history is certainly influential. C) There are currently no effective ways to treat a person suffering from asthma. D) Asthma was much more problematic in the Middle Ages, but since then asthma has been on the wane