This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General obstetrics, Subject name: Gynaecology & Obstetrics
Fetal growth restriction is defined as estimated fetal weight is below the ------ for their Gestational age 
Select and explain. 
A. 3rd percentile, B. 5th percentile, C. 10th percentile, D. 15th percentile
C: 10th percentile
Answer: C: 10th percentile 
Explanation: IUGR is replaced by fetal growth restriction, which was designed to identify fetuses with estimated weight below the 10th percentile for their gestational ages.Reference: Practical guide to High-risk pregnancy and delivery; Chapter 4; Fetal growth restriction