The Window menu is the only menu that contains a list of all the panels available in Photoshop. The Clip menu is used to access the Clipboard, which is used to copy and paste information between applications. The File menu is used to access file-related commands, such as Open, Save, and Print. The Edit menu is used to access commands that are related to editing images, such as Undo and Redo. Therefore, the answer should be C.