The diagram illustrates some organs in the human body. Which row links each function to the correct organ?
- Aexcretes carbon dioxide: 1; excretes urea: 2; produces urea: 3
- Bexcretes carbon dioxide: 1; excretes urea: 3; produces urea: 2
- Cexcretes carbon dioxide: 2; excretes urea: 3; produces urea: 1
- Dexcretes carbon dioxide: 2; excretes urea: 1; produces urea: 3