This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Identification of Living, Subject name: Forensic Medicine
Xiphoid process fuses to the body of sternum by? 
Select and explain. 
A. 20 years, B. 30 years, C. 40 years, D. 50 years
C: 40 years
Answer: C: 40 years 
Explanation: ANSWER: (C) 40 yearsREF: Parikh 6th edition page 2.10"Xiphoid process fuses to the body of sternum by 40 years""Manubrium fuses to the body of sternum by 60 years"FUSION OF EPIPHYSIS:RegionGirls (years)Roys (years)Elbow13-1415-17Wrist16-1718-19Shoulder17-1819-20Crest of ilium18-1920-21Ischial tuberosity21-2223-24Inner end of clavicle21-2223-24