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: Psychiatry
The content of thought in olfactory reference syndrome is: 
Select and explain. 
A. Erotic, B. Infedelity, C. Love, D. Foul odour
D: Foul odour
Answer: D: Foul odour 
Explanation: D i.e. Foul odour