<prompt> Oral contraceptive pills give protection against which of the following cancer ?HepaticOvaryCervixBreast  <response>: The incidence of ovarian cancer is reduced by 40 and uterine malignancy by 50 if taken for 1 year, and this effect lasts as long as 10 years after stoppage. The risk decreases with duration of its use. Reference : Shaws Texbook of Gynaecology 16th edition page no 274 