This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMT Q Bank, Subject name: Forensic Medicine
This is known as: 
Select and explain. 
A. Spalding Sign, B. Robe's Sign, C. Wood's Sign., D. Normal pregnancy
A: Spalding Sign
Answer: A: Spalding Sign 
Explanation: Spalding Sign: Overlapping of bones in intrauterine death. Robe's sign : Appearance of gas shadow (in 12 hours) Ball sign : Hyperflexion of the spine Helix sign : Gas in umbilical aeries