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: Forensic Medicine
A person voluntarily acting like having a disease is said to be: Kerala 09; JIPMER 14 
Select and explain. 
A. Hypochondriac, B. Masochist, C. Gerontophilia, D. Malingerer
D: Malingerer
Answer: D: Malingerer 
Explanation: Ans. Malingerer