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: Gynaecology & Obstetrics
Most sensitive test for acute fetal distress : 
Select and explain. 
A. Fresh meconium on induction of labour, B. Loss of beat to beat variation of hea beat, C. Increased fetal movements, D. Type 1 dips in second stage
B: Loss of beat to beat variation of hea beat
Answer: B: Loss of beat to beat variation of hea beat 
Explanation: Loss of beat to beat variation of hea beat