Answer: (Detailed Solution Below)
Option C: Trypsin
Detailed Solution:
The correct answer is “Trypsin”.
Protein digestion occurs in the stomach and the duodenum through the action of three primary enzymes:
1) Pepsin, secreted by the stomach.
2) Trypsin, secreted by the pancreas.
3) Chymotrypsin, secreted by the pancreas.