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
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: Besides, H. ducreyi chancroid can be caused by herpes virus hominis, corynebacterium species, staph. epidermidis, streptococci, B melaniogenicus, N. gonorrhea (rarely).