Question: After using the DVD drive on his Linux computer, John pushes the eject button on the front of the drive but it doesn't eject the

After using the DVD drive on his Linux computer, John pushes the eject button on the front of the drive but it doesn't eject the DVD. Which of the following commands should he run? (Choose all that apply.)
Group of answer choices
unmount /dev/sr0
umount /dev/sr0
eject /dev/sr0
detach /dev/sr0

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