单项选择题

An application owner wants to grant write permission to all users for all the files and directories in the application directory. Which of the following is the correct command?（）

A. chmod -R u+rw /application
B. chmod -r u+rw /application
C. chmod -R o+rw /application
D. chmod -r o+rw /application

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IBM(000-103)

An application owner wants to grant write permission to all users for all the files and directories in the application directory. Which of the following is the correct command?（）