<prompt> OCP decreases the risk of -Cervical caEndometrial caVaginal caLiver carcinoma  <response>: Ans. is b? i.e., Endometrial ea Benefits of OCPs:Contraceptive benefits:Protection against unwanted pregnancy failure rate 0.1 per 100 women yearConvenient to useNot intercourse relatedReversibilityImproving maternal and child healthcareNon contraceptive benefits:Improvement of menstrual abnormalities:o Regulation of menstrual cycleo Reduction in dysmenorrhoea 40, menorrhagia 50, premenstrual tension syndrome PMS and mittelschmerzs syndromeo Protection against iron deficiency anemiaProtection against health disorders:o Pelvic inflammatory diseaseo Endometriosiso Ectopic pregnancyo Fibrous uterus Progesterone only pillso Hirsutism and acneo Functional ovarian cystso Benign breast diseaseo Osteopenia and postmenopausal osteoporotic fractureso Autoimmune disorders of thyroido Rheumatoid arthritisPrevention of malignancies:o Endometrial cancer 50o Epithelial ovarian tumours 50o Colorectal cancer 40Also beneficial in - o DUBo Hormonal therapy for hypothalamic amenorrheao Prevention of menstrual porphyria 