Which of the following statements best describes Section 1557 of the Affordable Care Act (ACA)? Choose one answer. a. Section 1557 introduced completely new concepts of civil rights protections on the basis of age and disability. b. Section 1557 incorporates earlier civil rights protection in regard to race, color, and national origin but does not incorporate protections against discrimination based on age and disability. c. Section 1557 incorporates earlier civil rights protections in regard to race, color, national origin, disability, age and sex. d. Section 1557 introduced completely new concepts of civil rights protections on the basis of race and sex.