The diagram shows part of the human circulatory system. What are the blood vessels labelled with numbers?
- Avena cava 5; pulmonary vein 6; renal artery 4
- Bvena cava 2; pulmonary vein 1; renal artery 3
- Cvena cava 5; pulmonary vein 1; renal artery 3
- Dvena cava 2; pulmonary vein 6; renal artery 4