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: Medicine
Microalbumiuria refers to urinary albumin excretion rate of: March 2004 
Select and explain. 
A. 30-300 mg/ day, B. 400-600 mg/ day, C. 700-900 mg/ day, D. Less than 100 mg/ day
A: 30-300 mg/ day
Answer: A: 30-300 mg/ day 
Explanation: Ans. A i.e. 30-300 mg/ day