Studies have shown that elderly people who practice a religion are much more likely to die immediately after an important religious holiday period than immediately before one.Researchers have concluded that the will to live can prolong life, at least for short periods of time.
Which of the following, if true, would most strengthen the researchers' conclusion?
【选项】Some elderly people who do practice a religion live much longer than most elderly people who do not.
Which of the following, if true, would most strengthen the researchers' conclusion?
【选项】Some elderly people who do practice a religion live much longer than most elderly people who do not.
