The diagram shows a fat globule (P) in one section of the alimentary canal and the same globule (Q) after it has changed in another section of the alimentary canal. In which sections of the alimentary canal are P and Q located?
- AP: duodenum, Q: stomach
- BP: ileum, Q: oesophagus
- CP: oesophagus, Q: ileum
- DP: rectum, Q: ileum