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: Skin
Chancroid may be caused by: 
Select and explain. 
A. T. pallidium, B. G. donovani, C. Chlamydia Trachomatis, D. Herpes Hominis Virus
D: Herpes Hominis Virus
Answer: D: Herpes Hominis Virus 
Explanation: D i.e. Herpes virus - hominis