<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 78-year-old right-handed man with hypertension and hyperlipidemia is brought to the emergency department for sudden onset of nausea and vertigo one hour ago. Physical examination shows 55 strength in all extremities. Sensation to light touch and pinprick is decreased in the right arm and leg. A CT scan of the brain shows an acute infarction in the distribution of the left posterior cerebral artery. Further evaluation of this patient is most likely to show which of the following findings?? A: Left-sided hemineglect, B: Right-sided homonymous hemianopia, C: Left-sided gaze deviation, D: Prosopagnosia, E: Right-sided superior quadrantanopia,  <response>: This is a clinical vignette describing a patient with acute onset of neurological symptoms concerning for stroke. The key findings are sudden nausea, vertigo, decreased sensation on the right side, and a CT showing an infarction in the left posterior cerebral artery territory. The question asks which additional finding is most likely in this patient. Based on the location of the stroke in the left PCA territory, the most likely additional finding would be a right homonymous hemianopia. The PCA supplies the occipital lobe which contains the visual cortex. An infarction here would cause loss of vision in the right visual fields of both eyes right homonymous hemianopia. Choices A, C, and E describe contralateral findings that would not localize to a left PCA stroke. Choice D prosopagnosia may occur with a PCA stroke but is less common than a visual field cut.B: Right-sided homonymous hemianopia 