<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 33-year-old man comes to the emergency department because of a dry mouth and blurred vision for the past 30 minutes. Prior to this, he was on a road trip and started to feel nauseous, dizzy, and fatigued, so his friend gave him a drug that had helped in the past. Physical examination shows dry mucous membranes and dilated pupils. The remainder of the examination shows no abnormalities. Administration of which of the following drugs is most likely to cause a similar adverse reaction in this patient?? A: Oxycodone, B: Oxybutynin, C: Pilocarpine, D: Phenylephrine, E: Loratadine,  <response>: This is a clinical vignette describing a 33-year-old man who presents to the emergency department with dry mouth and blurred vision after taking an unspecified medication given to him by a friend while on a road trip. He was experiencing nausea, dizziness and fatigue before taking the medication. On exam he has dry mucous membranes and dilated pupils. The question is asking which of the provided medication options could cause a similar adverse reaction. Based on the presentation of dry mouth, blurred vision and dilated pupils, this is most consistent with anticholinergic toxicity. Therefore, the medication that has anticholinergic properties and could cause this reaction needs to be identified.B: Oxybutynin 