With no explanation, chose the best option from "A", "B", "C" or "D". rules carrying the force of law, and that the agency interpretation claiming deference was promulgated in the exercise of that authority.” United States v. Mead Corp., 533 U.S. 218, 226-27, 121 S.Ct. 2164, 150 L.Ed.2d 292 (2001) (emphasis added). Here, “[t]he first half of this test is clearly satisfied: Congress has delegated general rulemaking authority with respect to Medicare to the Secretary of HHS, who in turn has delegated that authority to CMS.” Estate of Landers v. Leavitt, 545 F.3d 98, 105 (2d Cir.2008); 42 U.S.C. § 1395hh(a)(l) (“The Secretary shall prescribe such regulations as may be necessary to carry out the administration of the insurance programs under this subchapter.”); see also Shalala v. Guernsey Mem’l Hosp., 514 U.S. 87, 96, 115 S.Ct. 1232, 131 L.Ed.2d 106 (1995) (<HOLDING>). The Court then “consider[s] whether CMS has

A: recognizing the medicare statutes broad delegation of authority
B: holding that a delegation of authority by the legislature must be express and provide clear statutory standards to guide the delegee
C: holding that a precondition to chevron deference is congressional delegation of administrative authority
D: recognizing the delegation of authority to the united states attorneys
A.