福建省沙县10岁的小于颅内出血，生命危在旦夕。小于父亲的朋友立即借出车辆，送小于赶往福州，因不熟悉道路向广播电台求助。广播电台的工作人员实时连线关注病情，号召出租车司机行动起来。多名出租车司机以最快的速度、最近的线路将小于一行带到了医院。120分钟、220公里路程，大家共同努力，完成了几乎不可能的生命速度。

（1）上述故事启发我们应该怎样维护生命和健康的权利？

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（2）我们为什么要努力维护公民的生命健康权？

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Which of the following statements about debt securities is most likely correct（）

A. A collateralized mortgage obligation is a derivative of a passthrough security with a payment structure that redistributes risk among investors in various tranches.

B. Insured bonds are bonds collateralized by an escrow of securities guaranteed by the U. S. government.

C. Tax-backed municipal bonds are supported through revenues generated from projects that are funded in whole or in part with the proceeds of the original bond issue.