Identify the command which is used to remove a directory0.5 Marksrm -frmdeleterm -R

To identify the command used to remove a directory, we should consider the options presented:

1. rm -f: This command is used to forcefully remove files or directories, but it requires the -r option to remove directories.

2. rm -rm: This option is incorrect as -rm is not a valid command.

3. rmdir: This command is specifically used for removing empty directories. However, it is not listed among the options.

4. rm -R: This command is the correct one for removing a directory and its contents recursively. The -R option allows the removal of directories and their contents, including subdirectories.

Final Answer

The command used to remove a directory, including all its contents, is rm -R.