This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
A 17 year old female presents with a pruritic rash localized to the wrist. Papules and vesicles are noted in a bandlike pattern, with slight oozing from some lesions. The most likely cause of the rash is NOT RELATED -DERMATOLOGY 
Select and explain. 
A. Herpes simplex, B. Shingles, C. Contact dermatitis, D. Seborrheic dermatitis
C: Contact dermatitis
Answer: C: Contact dermatitis 
Explanation: Contact dermatitis causes pruritic plaques or vesicles localized to an area of contact. In this case, a bracelet or wristband would be the inciting agent. The dermatitis may have vesicles with weeping lesions. The process is related to direct irritation of the skin from a chemical or physical irritant. It may also be immune-mediated.