题目选项分析

Studies have shown that elderly people who practice a religion are much more likely to die immediately after animportant religious holiday period than immediately before one. Researchers have concluded that the will to livecan prolong life, at least for short periods of time.

Which of the following, if true, would most strengthen the researchers' conclusion?

【选项】Elderly people who practice a religion appear to experience less anxiety at the prospect of dying than do other people.