继农村地区实施免费义务教育之后，国务院决定，从2008年秋季开始在全国范围内全部免除城市义务教育阶段学生学杂费。至此，我国终于真正实现了义务教育的[ ]

A．强制性        

B．公益性         

C．统筹性        

D．统一性

Why do companies take downsizing

A．Because this is an inevitable tide throughout the world.

B．Because incompetent employees must give their way to new competent ones.

C．Because it is a direct way to reduce cost.

D．Because those employees are too old to work efficiently.