This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Skin
[{'content': 'All are true about psoriasis except \nSelect and explain. \nA. Very pruritic, B. Pitting of nails, C. Joint involvement in 5-10%, D. Parakeratosis & acanthosis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Very Pruritic', 'role': 'assistant'}]