The correct answer is: B. rm
The rm command is used to remove files from the filesystem. It can be used to remove individual files or entire directories.
The remove command is not a valid command in Linux.
The mv command is used to move files from one location to another.
The del command is a Windows command that is used to delete files.
Here is an example of how to use the rm command to remove a file:
rm file.txt
This command will remove the file file.txt from the current directory.
Here is an example of how to use the rm command to remove an entire directory:
rm -r directory
This command will remove the directory directory and all of its contents.
The rm command can also be used to remove files that are currently in use. To do this, you need to use the -f option:
rm -f file.txt
This command will force the removal of the file file.txt, even if it is currently in use.
The rm command is a powerful tool that can be used to remove files from the filesystem. However, it is important to use it with caution, as it can easily delete important files.