The diagram illustrates arteries and veins in the human forearm. Which of the following statements are true for a vein in the human forearm?
- Acarries oxygenated blood ✓, has valves ✓, blood is returning to the heart \times
- Bcarries oxygenated blood ✓, has valves \times, blood is returning to the heart \times
- Ccarries oxygenated blood \times, has valves ✓, blood is returning to the heart ✓
- Dcarries oxygenated blood \times, has valves \times, blood is returning to the heart ✓