问题详情

The central idea of the passage is that______.

A．history should be made compulsory for the 16-year-olds

B．history should be made compulsory for the 14-year-olds

C．people are being cheated of something that"s really good to know

D．audiences lack education to understand classical plays

请帮忙给出正确答案和分析，谢谢！