A:9
B:-9
C:9
D: 3
— We often use QQ to chat with friends on the Internet.
— Really? Will you please show me it?
“唐代科举从形式上看和过去的孝廉、秀才有继承关系,只是当门阀盛时被举为秀才孝廉的人必定出于世族,而唐代并无此限制。”材料旨在说明唐代科举制( )