This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
In which syndrome is sensorineural hearing loss associated with abnormality of thyroxin synthesis? 
Select and explain. 
A. Alport, B. Pendred, C. Klippel-Feil, D. Usher
B: Pendred
Answer: B: Pendred 
Explanation: In Pendred syndrome child is born deaf. Thyroid enlargement appear in adolescence and becomes nodular in adulthood.Alport's syndrome: Progressive glomerulonephritis.Klippel-Feil syndrome: Congenital spinal deformities.Usher syndrome: Retinitis pigmentosa.