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: ENT
Pulsatile tinnitus in ear is due to - 
Select and explain. 
A. Malignant otitis media, B. Osteoma, C. Mastoid reservoirs, D. Glomus jugulare tumour
D: Glomus jugulare tumour
Answer: D: Glomus jugulare tumour 
Explanation: Pulsatile tinnitus – Seen in Glomus tumor
Pulsatile otorrhea – Seen in ASOM