<prompt> Which of the following is not a risk factor for breast carcinoma?Saturated fatty acidsEarly menopauseNulliparous womenOestrogen unopposed by progesterone  <response>: Causes for breast carcinoma are -Oestrogen exposure, unopposed by progesteroneNulliparous womenMutations in the BRCA1 and BRCA2 genes Early menarchelate menopause Family history Saturated dietary fatsPrevious benign atypical hyperplasia 