Which of the following are valid statements regarding the Recycle Bin?

A user cannot delete the Recycle Bin, nor can it be pinned to the taskbar.

Dragging and dropping a file or program installed on the desktop to the Recycle Bin will permanently delete it from the computer.

The Recycle Bin's icons $($full and empty$)$ can be changed to ones of the user's liking.

The Recycle Bin is a file management system on the Windows computer.

A file or program cannot be restored once it has been placed in the Recycle Bin.