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
A 9 month old child has multiple itchy papulovesicular lesions on face, trunk, palm & sole. Similar lesions are also seen in the younger brother. Which of the following is most possible diagnosis? 
Select and explain. 
A. Papular uicaria, B. Scabies, C. Atopic dermatitis, D. Allergic contact dermatitis
B: Scabies
Answer: B: Scabies 
Explanation: B i.e. Scabies