<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 31-year-old female with a history of anxiety has a panic attack marked by dizziness, weakness, and blurred vision. Which of the following most likely accounts for the patients symptoms?? A: Oxygen toxicity, B: Increased arterial CO2, C: Decreased cerebral blood flow, D: Decreased respiratory rate, E: Carotid artery obstruction,  <response>: This is a clinical vignette describing a 31-year-old female with a history of anxiety who is experiencing a panic attack with symptoms of dizziness, weakness, and blurred vision. The key details in the stem are:- 31-year-old female - History of anxiety- Experiencing a panic attack- Symptoms of dizziness, weakness, blurred visionThe question asks which of the provided options most likely accounts for her symptoms during the panic attack.When analyzing the answer choices:- Oxygen toxicity can cause dizziness and weakness but is unlikely in this scenario. - Increased arterial CO2 may occur during a panic attack due to hyperventilation but does not account for the full symptom complex.- Decreased respiratory rate may occur but also does not explain all her symptoms.- Carotid artery obstruction could cause these symptoms but there is no evidence to suggest this diagnosis based on the information provided.The most likely explanation is decreased cerebral blood flow that can occur during the sympathetic surge of a panic attack, leading to transient global cerebral ischemia and the described symptoms.C: Decreased cerebral blood flow 