This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Dietary cycle is weighing of raw foods over a period of 
Select and explain. 
A. 1 day, B. 3 days, C. 7 days, D. 10 days
C: 7 days
Answer: C: 7 days 
Explanation: None