<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 70-year-old man is at his dermatologists office for the treatment of a severely pruritic erythroderma with scaling on his buttocks that has been slowly progressing over the past two weeks. The patient works as a truck driver and has a history of hypertension treated with enalapril. The patient reports having tried an over-the-counter cream on the rash without improvement. The vital signs are within normal range. On physical exam, he has multiple confluent and well-demarcated pink patches on his buttocks and legs with some scaling and enlarged inguinal lymph nodes. The dermatologist orders a skin biopsy that reveals Pautrier microabscesses. What is the most likely diagnosis?? A: Psoriasis, B: Linchen planus, C: Atopic dermatitis, D: Mycosis fungoides, E: Kaposi sarcoma,  <response>: Based on the description, this patient has an erythrodermic rash on his buttocks that is pruritic and scaling, has progressed over 2 weeks, and has not responded to over-the-counter treatment. He has enlarged inguinal lymph nodes. The skin biopsy showed Pautrier microabscesses, which are collections of atypical lymphocytes seen in cutaneous T-cell lymphomas like mycosis fungoides. D: Mycosis fungoides 