题目内容

从社会发展进程来看，产业结构的演进遵循由低级向高级发展的规律，其中主导产业的变换历程是()

A. 农业-工业-建筑业
B. 第一产业-第二产业-第三产业
C. 信息源-信息加工-信息传递
D. 农业-林业-服务业

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Which two commands should be entered on a WLAN controller to remove any residual configuration？（）

A. Enter the clear controller command followed by the reload command.
B. Enter the clear controller command followed by the reset command.
C. Enter the clear controller command followed by the reset system command.
D. Enter the erase startup-config command followed by the reload command.
Enter the erase startup-config command followed by the reset command.
F. Enter the erase startup-config command followed by the reset system command.

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