<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:An 11-month-old girl presents to a pediatrician with her mother who is concerned about a red discoloration with a rectangular shape over the childs left buttock presenting since the previous night. The mother also mentions that her daughter has been crying excessively. There is no history of decreased breast feeding, fever, joint swelling, vomiting, decreased urine output, or change in color of urine or stools. The mother denies any history of injury. However, she mentions that the infant had suffered from a self-limiting upper respiratory infection three weeks before. There is no history of bruising or bleeding in the past. The mother informs the doctor that she has a brother the patients maternal uncle with hemophilia A. On physical examination, the girls temperature is 37.0C 98.6F, pulse rate is 160min, and respiratory rate is 38min. The lesion presents over the left buttock and is tender on palpation. What is the most likely diagnosis?? A: Idiopathic thrombocytopenic purpura, B: Hemophilia, C: Abusive bruise, D: Erythema multiforme minor, E: Diaper dermatitis,  <response>: This is a clinical case scenario about an 11-month-old girl presenting with a red discoloration over her left buttock. The key findings are:- Rectangular shaped red discoloration over left buttock- Excessive crying - No fever, vomiting, urine changes, etc. - History of recent URI - Maternal uncle has hemophilia A- Lesion is tender on examThe differential diagnosis includes idiopathic thrombocytopenic purpura, hemophilia, abusive bruising, erythema multiforme minor, and diaper dermatitis. Given the rectangular shape, location over the buttock, and tenderness on exam, this is most consistent with an abusive bruise rather than a rash. The history of a maternal uncle with hemophilia makes hemophilia less likely. The lack of systemic symptoms makes ITP and erythema multiforme minor less likely. C: Abusive bruise 