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单项选择题A system administrator wants to give full read/write/excute access to the owner and group of the /stuff directory and all subdirectories and files， but only allow read/execute for others. What command would the administrator use？（）

A、chmod -R 775 /stuff

B、chmod -h 002 /stuff

C、chmod -R 577 /stuff

D、chmod ug+rwx，o+rx /stuff

  • A

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