单选题:The author implies that which of the following is characteri

题目内容:
The author implies that which of the following is characteristic of many employee health insurance plans? A.They cover all the common medical conditions affecting men, but only some of those affecting wome
B.They lack the special provisions for women workers-that proposed special labor laws for women would provid
C.They pay the medical costs associated with pregnancy and childbirth only for the spouses of male employees, not for female employee
D.They meet minimum legal requirements, but do not adequately safeguard the health of either male or female employee
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1,3,18,216,(  )。

1,3,18,216,(  )。 A.1023 B.1892 C.243 D.5184

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流行病学三角包含的因素是A.宿主、环境和动因 B.机体、生物环境和社会环境 C.宿主、环境和动物 D.遗传、环境和社会 E.遗传、环境和人群

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