What all these groups have in common is that they ask to be treated __________ respect and equality, ________ race, religion or sex.

A．as; as to

B．in; in spite of

C．to; because of

D．with; regardless of

某段式存储管理系统中的地址结构如下图所示，若系统以字节编址，则该系统允许的最大段长为（1）KB；（2）是错误的段号。

空白（1）处应选择（）

A．16 

B．32 

C．64 

D．128