This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Indian Legal system, Legal sections & Cou procedures, Subject name: Forensic Medicine
Volunteering a statement can be done by: 
Select and explain. 
A. Eyewitness, B. Chemical examiner, C. Hostile witness, D. Magistrate
B: Chemical examiner
Answer: B: Chemical examiner 
Explanation: Expe witness (Sec. 45 IEA ): person who has been trained or skilled in technical or scientific subject. Only an expe witness may volunteer a statement, if he thinks that injustice will result if he fails to make the statement. Examples of expe witness: Handwriting or fingerprint expe, doctor,chemical examiner. Hostile