With no explanation, chose the best option from "A", "B", "C" or "D". to the consuming public upon the franchised retailers” at the state level. Tracy, 519 U.S. at -, 117 S.Ct. at 820. Es sentially, utilities were principally an intrastate concern at this point. This began to change in the early twentieth century, when the natural gas industry, and later the electric industry, developed into more interstate concerns. As a corollary, the Supreme Court eventually confronted the issue of whether state regulation of the sale of natural gas in interstate commerce violated the Commerce Clause. Through its disposition of several eases, the Supreme Court devised a bright-line test to determine whether a state regulation of natural gas sales violated the Commerce Clause. See generally Missouri v. Kansas Gas Co., 265 U.S. 298, 44 S.Ct. 544, 68 L.Ed. 1027 (1924) (<HOLDING>); Pub. Util. Comm’n for Kansas v. Landon, 249

A: recognizing that  the interstate nexus requirement is satisfied by proof of a probable or potential impact on interstate commerce
B: holding that the government can satisfy the hobbs act interstate commerce requirement by showing that the robbery resulted in the closure of a business engaged in interstate commerce
C: holding that attempt by state to fix rates chargeable in sale of natural gas to distributor in another state is direct burden on interstate commerce
D: holding that state restrictions on electronic license plates might constitute an undue burden on interstate commerce so the claim fell within the zone of interests protected by the dormant commerce clause
C.