The answer is B. Trichomoniasis
It's caused by a protozoan called trichomonas vaginalis, the most common pathogenic protozoan in industrialized countries.
there are about 160 million pople infected by this worlwide and it transmited sexually. For women the common symptomps ar vaginitis and urehtritis for men.
Mucous membrane exposure
Hope this helps!
Just macroanatomy right?
I would say A, as the only answer.
Hope that helps,