A 45-year-old woman presents with a salmon-colored, well-demarcated plaque with silvery scale on her elbows and knees. Which finding would most likely be seen on biopsy?
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A
Acanthosis with parakeratosis and Munro microabscesses
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B
Spongiosis with eosinophilic infiltrate
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C
Interface dermatitis with vacuolar change
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D
Perivascular lymphocytic infiltrate with plasma cells