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: Dental
Koebner's phenomenon is seen in following except- 
Select and explain. 
A. Erythema, B. Scleromyxedema, C. Molluscum contagiosum, D. Darrier's disease
B: Scleromyxedema
Answer: B: Scleromyxedema 
Explanation: None