Scientists propose placing seismic stations on the floor of the Pacific Ocean to warn threatened coastal communities on the northwestern coast of the United States of approaching tidal waves caused by earthquakes. Since forewarned communities could take steps to evacuate, many of the injuries and deaths that would otherwise occur could be avoided if the government would implement this proposal.以下哪个问题最能衡量实施这一提议的效果?
(A)沿海地区上一次受海啸侵袭是什么时候?
(B)要在低于海平面多少距离的深度建立监测站?
(C)收到海啸侵袭的警报之后,沿海地区的人口能否有充足时间撤离?
(D)在海啸侵袭之后多久撤退的人才能回到原来的住址?
It is true of both men and women that those who marry as young adults live longer than those who never marry. This does not show that marriage causes people to live longer, since, as compared with other people of the same age, young adults who are about to get married have fewer of the unhealthy habits that can cause a person to have a shorter life, most notably smoking and immoderate drinking of alcohol.以下哪个选项最能为支持以上观点?