医疗保险费用支付中属于被保险方的支付方式是（）。 A.按住院日定额付费方式 B.按服
题型：单项选择题
问题：
医疗保险费用支付中属于被保险方的支付方式是（）。
A.按住院日定额付费方式
B.按服务项目付费方式
C.最低起付标准方式、按比例分担方式、最高保险限额方式、混合方式
D.按病种付费（DRGS支付体系）方式
E.按人头付费
题型：单项选择题
One-fifth of the light switches produced by a certain factory are defective. Four-fifths of the defective switches are rejected and
of the nondefective switches are rejected by mistake. If all the switches not rejected are sold, what percent of the switches sold by the factory are defective