With no explanation, chose the best option from "A", "B", "C" or "D". sec. 1313(d)(1)(A). The objective of the federal Act, which is the same as that expressed by Missouri in its Clean Water Law, sec. 644.011, RSMo, is to protect, maintain, and improve the quality of the state’s waters through cooperative action. Compilation of the 303(d) list is the first and most significant step in accomplishing this policy, for it is not until the impaired water-bodies are identified that federal and state regulators may begin the difficult tasks of targeting the harmful pollutants and regulating the responsible polluters. Accordingly, when the state compiles a 303(d) list, it does so with the aim of “prescribing” and “implementing” both federal and state environmental policy. See Tonnar v. Missouri State Highway and Transp. Comm’n, 640 S.W.2d 527 (Mo.App.1982) (<HOLDING>). That the promulgation of the 1998-303(d) list

A: holding officers engaged in search entitled to immunity
B: holding that public policy exception is not limited to legislative directives
C: holding that federal express despite the use of the word federal in its name is not a federal agency and therefore cannot be sued in this court
D: holding respondent agency engaged in rulemaking when it created a rightof way manual pursuant to federal directives
D.