This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Pellagra like dermatitis occures in - 
Select and explain. 
A. Dermato myositis, B. Carcinoid syndrome, C. SLE, D. Lymphoma
B: Carcinoid syndrome
Answer: B: Carcinoid syndrome 
Explanation: None