What is the function of the temporal bones?

The temporal bones play a crucial role in the anatomical structure of the skull, particularly in relation to the ears. They house and support the structures associated with hearing and balance, including the inner and middle ear. This support is vital for the function of the auditory system, as the bones contain the auditory canal and the mastoid process, which are integral to sound perception and balance.

While the temporal bones do have some protective aspects concerning the brain, their primary function in the context of this question is to support the ears. The upper jaw is formed by different bones, specifically the maxilla, and the nasal cavity involves the nasal bones and other structures, not the temporal bones. Thus, considering their specific anatomical contributions, the support of the ears is the most accurate answer.