The diagram illustrates how the rate of photosynthesis changes as light intensity increases. The four curves represent different combinations of temperature and carbon dioxide concentration. What factor is limiting the rate of photosynthesis at point P?
- Alight intensity ✓, carbon dioxide concentration ✓, temperature ✗
- Blight intensity ✓, carbon dioxide concentration ✗, temperature ✗
- Clight intensity ✗, carbon dioxide concentration ✓, temperature ✓
- Dlight intensity ✗, carbon dioxide concentration ✗, temperature ✓