题目内容
收藏
纠错
题目材料：
A study of cardiovascular health involving a large, randomly selected group of adults found that members of the group who reported having taken aspirin regularly for the past five to ten years were significantly less likely to have developed heart disease than were members of the group who reported they had not taken aspirin regularly. Although suggestive, these results should not be interpreted as proof that taking aspirin regularly significantly reduces the likelihood of developing heart disease, since .
Which of the following most logically completes the argument?
-
Aamong those who did not take aspirin regularly, those who have healthful habits were less likely to have developed heart disease than were those who had unhealthful habits
-
Bamong those who took aspirin regularly, those who followed healthful diets were less likely to have developed heart disease than were those whose diets were unhealthful
-
Cthe study made no distinction between those who had taken aspirin regularly for only five years and those who had taken aspirin regularly for far longer periods
-
Dthose who took aspirin regularly were more likely than those who did not to have followed a healthy diet during the previous ten years
-
Ethose who had not taken aspirin regularly were more likely than those who had taken it regularly to have experienced difficulties with their circulatory systems during the preceding five years
D显示答案
