The Female of a Heterosexual Couple Is Diagnosed with Bacterial

The female of a heterosexual couple is diagnosed with bacterial vaginosis but has shown no symptoms. Should she be treated and if so, why?

A) No, treatment is unnecessary since she has no symptoms.
B) No, treatment is unnecessary since it will go away on its own.
C) No, she has no symptoms and her partner cannot contract a vaginal infection.
D) Yes, but only if she is pregnant; it can cause premature birth and low birth weight.
E) Yes, it may cause PID and make it easier to acquire other STDs.