问题详情

What does the author mean when he interprets the urge for a sharper focus？
A．The U.S. will be justified in cutting its financial contribution.
B．More heated arguments will be unavoidable between richer and poorer countries.
C．There should be better service for poorer countries but no cost cutting.
D．The poorer countries will not receive more benefits.请帮忙给出正确答案和分析，谢谢！