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
Under the Prevention of Food Adulteration (PEA) Act, the expected level of iodine in iodized salt at production level is NOT less than - 
Select and explain. 
A. 30 ppm, B. 25 ppm, C. 20 ppm, D. 15 ppm
A: 30 ppm
Answer: A: 30 ppm 
Explanation: Ans. is 'a' i.e., 30 ppm