A 42-yeаr-оld femаle client visits the wоmen’s heаlth clinic fоr her annual wellness check. She has no family history of breast cancer and is concerned about when she should start undergoing mammograms. She asks the nurse, “I hear so many different things about when to start. What is the standard recommendation for someone like me?” According to the American Cancer Society (ACS) guidelines for women with average risk, which response by the nurse is most appropriate?