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: Unknown
All are true about ansverse fracture of temporal bone except: 
Select and explain. 
A. Facial nerve commonly involved, B. Sensorinueral deafness, C. Conductive deafness, D. These fractures are less common
C: Conductive deafness
Answer: C: Conductive deafness 
Explanation: Transverse fracture of temporal bone
facial nerve palsies (disruption of fallopian canal containing the facial nerve)
sensorineural hearing loss (disruptionof vestibulocochlear nerve)
vertigo
injury to the internal carotid artery and/or jugular vein
fracture through the tegmen tympani results in CSF otorrhoea