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: Unknown
Which of the following leads to greenish discharge per vaginum - 
Select and explain. 
A. Bacterial vaginosis, B. Trichomoniasis, C. Chlamydia, D. Ureaplasma urealyticum
B: Trichomoniasis
Answer: B: Trichomoniasis 
Explanation: Ans- B i.e., Trichomoniasis o See above explanation