Answer: Option B. "Conduction"
Step-by-step explanation:
Our ear is consist of three basic parts that involves the inner ear, the middle, and the outer.
Conduction or Conductive hearing loss (CHL) occurs when sounds cannot travel through the outer and middle ear.
In the case of ear infection there can be several causes of conductive hearing loss and the major causes include presence of fluid in the middle ear due to cold or allergies, ear inflammation called otitis media , and external otitis, which means Infection in the ear canal.
Hence, the correct option is B.