Final answer:
Georgianna needed an audiologist to test her hearing. Audiologists specialize in hearing and related disorders, providing diagnosis and treatment, including hearing aids.
Step-by-step explanation:
Georgianna needed to see an audiologist to have her hearing tested. An audiologist is a healthcare professional specializing in identifying, diagnosing, treating, and monitoring disorders of the auditory and vestibular systems of the ear. They are qualified to perform hearing tests, provide hearing rehabilitation, and prescribe hearing aids if necessary.