This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Viral infections, Subject name: Dental
Pseudo-isomorphic phenomenon is seen in: 
Select and explain. 
A. Vitiligo, B. Psoriasis, C. DLE, D. Plane Was
D: Plane Was
Answer: D: Plane Was 
Explanation: Isomorphic also known as Koebner phenomenon True Koebner seen in vitiligo, psoriasis and lichen planus Pseudo Koebner seen in was, molluscum contagiosum