The prefix "ot-" is commonly used to denote what?

The prefix "ot-" is derived from the Greek word "ous," meaning ear. This prefix is commonly associated with terms related to hearing and the auditory system. For example, "otology" is the branch of medicine that deals with the diagnosis and treatment of ear disorders. Therefore, when you see "ot-" in a medical context, it signifies a connection to hearing. This makes the selection of hearing as the correct answer appropriate since it aligns directly with the definition and usage of the prefix in medical terminology.