<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 6-year-old girl with no significant past medical, surgical, social, or family history presents to urgent care for a new itchy rash on the fingers of her right hand. When questioned, the patient notes that she recently received a pair of beloved silver rings from her aunt as a birthday present. She denies any history of similar rashes. The patients blood pressure is 12376 mm Hg, pulse is 67min, respiratory rate is 16min, and temperature is 37.3C 99.1F. Physical examination reveals erythematous scaly plaques at the base of her right middle and ring finger. What metal alloy is most likely contained within the patients new rings?? A: Cobalt, B: Mercury, C: Thorium, D: Nickel, E: Gold,  <response>: This is a clinical vignette about a 6-year-old girl who presents with an itchy rash on her right hand fingers after receiving silver rings as a gift. She has no significant past medical history. The rash is described as erythematous scaly plaques at the base of two fingers on her right hand. This presentation is consistent with contact dermatitis, likely due to an allergy to a metal in the rings. The key is to identify which metal commonly causes contact dermatitis when exposed to skin.D: Nickel 