Copeland is evaluating a 55-year-old patient who presents with a mild case of unilateral vestibular hypofunction and associated hearing loss on the left side. The therapist performs the caloric test by instilling warm water into the affected ear. What is the MOST likely direction of the patient's nystagmus during this test?
A. Towards the opposite side, but reduced in magnitude
B. Absent or significantly reduced nystagmus
C. Towards the same side, but reduced in magnitude
D. Eye movement is unaffected
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