Answer:
The options are
a. disability.
b. national origin.
c. age.
d. sex.
The answer is d. sex
The Affordable Care Act (ACA) Section 1557 and the Final Rule interpreting it was drafted by the Obama Administration and it differs from earlier legislation in providing broader protection against discrimination based on gender.
The Affordable Care Act was signed into law for the provision of affordable health care services to citizens without any form of discriminations. The law also covered gender orientation and ensured there was no discrimination due to that as it was in the past.