The student shifts the black ink cartridge.
text: The ink compartment will be the first compartment on top.
text: To open the door, please hold it from the slits on both sides and pull it towards you.
text: Thank you.
text: Please make sure your hands are visible to the camera at all times.
text: Please take the gray ink cartridge.
text: Please make sure your hands are visible to the camera.
text: Thank you.