Trichomonas Vaginalis Is Usually Transmitted Via Sexual Intercourse Because It

Multiple Choice

Trichomonas vaginalis is usually transmitted via sexual intercourse because it

A) requires a growth factor found only in the vagina.
B) penetrates cells lining the genitourinary tract.
C) participates with HIV in coinfections.
D) produces cysts that germinate in the vagina.
E) cannot live long outside the body.