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
Multiple necrotic ulcers in prepuce of penis with tender, suppurative inguinal nodes is caused by- 
Select and explain. 
A. Chalmydia, B. Hemophilus ducreyi, C. Herpes simplex, D. Syphilis
B: Hemophilus ducreyi
Answer: B: Hemophilus ducreyi 
Explanation: B i.e. Hemophillus