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: Pathology
In cleft lip surgery rule of 10 says 
Select and explain. 
A. 10 weeks of age, having 10 dL/mg Hb and weight 10 pounds, B. 10 weeks of age, having 10 dL/mg Hb and weight 10 kgs, C. 10 months of age, having 10 dL/mg Hb and weight 10 pounds, D. 10 months of age, having 10 dL/mg Hb and weight 10 kgs
A: 10 weeks of age, having 10 dL/mg Hb and weight 10 pounds
Answer: A: 10 weeks of age, having 10 dL/mg Hb and weight 10 pounds 
Explanation: None