This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Sexually transmitted diseases, Subject name: Dental
Organisms with characteristic School of fish appearance in stained smears is observed in wof condition 
Select and explain. 
A. Granuloma inguinale, B. Chancroid, C. Lymphogranuloma venereum, D. Herpes genitalis
B: Chancroid
Answer: B: Chancroid 
Explanation: Ref:- Sima Jain; pg num:- 218