问题详情

What actually made the Bank change its overall lending strategy？
A．Reluctance of people in poor countries to have small families.
B．Lack of basic health services and inequality in income distribution.
C．The discovery that a low fertility rate would lead to economic development.
D．Poor nutrition and low literacy in many poor countries of the world.请帮忙给出正确答案和分析，谢谢！