This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Physiology
[{'content': 'Longest transit time in GIT is seen in \nSelect and explain. \nA. Stomach, B. Jejunum, C. Colon, D. Ileum', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The transit time for Cecum- 4hrs, the first third of the colon -6hrs, the second third of the colon-9hrs, sigmoid colon-12hrs Ref: Ganong 25th ed/page 499', 'role': 'assistant'}]