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
Ulcer on penis which bleeds on touch, is feature that best in which of the following - 
Select and explain. 
A. Donovanosis, B. Syphilis, C. Herpes genitalis, D. LGV
A: Donovanosis
Answer: A: Donovanosis 
Explanation: Donovanosis is caused by Klebsiella granulomatis. There is a single ( sometimes multiple) asymptomatic ulcer . Floor is made of beefy , exuberant granulation tissues which bleeds easily on manipulation. From illustrated synopsis of dermatology and sexually transmitted diseases neena khanna 5th edition page no 329