When a population doubles, the country involved needs twice as much of everything, including ______.
A、A) hospitals and medicines
B、B) schools and students
C、C) food and manpower resources
D、D) all of the above
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试题解析
A[试题分析] 细节题。[详细解答] 根据本文倒数第二句...including hospitals, schools,resources,food and medicines to care for its people.显然,答案应为A。B,C两项的students和manpower re sources并不包含在内,由此判断,后三项都不正确。