Which of the following causative agents of $STDs$ can cross the placenta?

Most of the sexually transmitted diseases are completely curable if detected early and treated properly,except:

Select the option that includes sexually transmitted diseases $(STDs)$.

Chlamydia,trichomoniasis and syphilis are . . . . . . diseases.

Mention the diagnosis of Sexually Transmitted Infections $(STIs)$ and the remedies to prevent them.

Select the correct option for the early symptoms of Sexually Transmitted Diseases (STDs).
$I -$ Itching in the genital area
$II -$ Abortion
$III -$ Fluid discharge in the genital area
$IV -$ Pelvic Inflammatory Diseases $(PID)$
$V -$ Slight pain in the genital area
$VI -$ Swelling in the genital area