Oral combined contraceptive pills contain which one of the following sets of hormone :: (A) Ethinyl oestradiol. progestrogen and oestrone, (B) Progestrogen and Ethinyl oestradiol, (C) Progestrogen and oestrone, (D) Oestrone and ethinyl oestradiol
Answer is B. Progestrogen and Ethinyl oestradiol