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.

A62-year-old man is being treated for an acute myocardial infarction. he originally came to the ed with substernal chest pain and diaphoresis. given his risk factors of hypertension, diabetes, tobacco use, and family history, he is considered high risk. an ecg in the ed reveals a left-bundle branch pattern, and cardiac enzymes are elevated slightly. after a focused evaluation in the ed, the patient receives iv thrombolytics. although his bundle branch pattern never resolves, the patient is chest pain-free and haemodynamically stable after thrombolysis. two days later, however, the patient reports episodes of recurrent chest discomfort and shortness of breath overnight. in evaluating for potential myocardial reinfarction, which of the following is the most appropriate diagnostic test? - creatinine kinase- dynamic ecg changes- lactate dehydrogenase- myoglobin levels- troponin i level