<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 34-year-old man presents with multiple painful ulcers on his penis. He says that the ulcers all appeared suddenly at the same time 3 days ago. He reports that he is sexually active with multiple partners and uses condoms inconsistently. He is afebrile and his vital signs are within normal limits. Physical examination reveals multiple small shallow ulcers with an erythematous base and without discharge. There is significant inguinal lymphadenopathy present. Which of the following is the most likely etiologic agent of this patients ulcers?? A: Human papillomavirus, B: Chlamydia trachomatis, C: Treponema pallidum, D: Haemophilus ducreyi, E: Herpes simplex virus,  <response>: This is a patient presenting with multiple painful penile ulcers of sudden onset. The key findings are multiple shallow ulcers, inguinal lymphadenopathy, and high-risk sexual behavior. This presentation is most consistent with a sexually transmitted infection. The differential diagnosis includes:- Herpes simplex virus HSV: Causes grouped shallow ulcers and lymphadenopathy. Most likely given sudden onset.- Haemophilus ducreyi: Causes painful ulcers chancroid and lymphadenopathy. Also possible. - Syphilis Treponema pallidum: Painless chancre in early syphilis but unlikely to cause grouped shallow ulcers.- Chlamydia and HPV less likely as they do not typically cause ulcers.E: Herpes simplex virus 