单选题
Which of the following will not cause the increase of the cost of health care?
A、
Compulsory benefits demanded by the government.
B、
Health education program.
C、
Increasing number of retirees.
D、
Hospital and doctor fees.
【正确答案】
B
【答案解析】
[解析] 由第四段第二句话可知，健康教育会降低医疗成本。
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