Gullet
Explanation: the large intestine, and small intestine are after the stomach
The mouth is where it enters
So neither of those work.
Also the gullet is the esophagus and that is the tube that connects the mouth and the stomach.
Hope this helps!
Answer:
1 By the use of conventional signs or landmarks
2 By using compass or cardinal points
Fishing is the leading industry in Greenland.
I believe it's going to be (2,3)