Read the following excerpt from a US court opinion:
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of Utah violated a mandate issued by the Judicial Council of the Tenth Circuit by assigning certain criminal cases to himself. Because there is no such mandate in the instant case, and because the Chief Judge did not assign any cases to himself, Ritter is readily distinguishable from the instant case. 2. Sanctions The Court has inherent powers that enable it to enforce standards of conduct and to perform its case-management function. These inherent powers apply in both civil and criminal cases, Kouri-Perez, 187 F.3d at 9, and “include the judicial authority to sanction counsel for litigation abuses which threaten to impugn the district court’s integrity or disrupt its efficient management of the proceedings.” Id. at 7. See also United States v. Stokes, 124 F.3d 39, 46 (1st Cir.1997) . The choice of an appropriate sanction is
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What is the most suitable continuation to the opinion? Your options are:
A. holding that courts may invoke their supervisory powers to implement a remedy for violation of recognized rights to preserve judicial integrity or to deter illegal conduct
B. holding that a plenary suit is required to invoke the district courts supervisory control over the commissioners court
C. holding that states may exercise their supervisory power to take custody of bank savings deposits
D. recognizing the supervisory power of appellate courts
E. holding that federal law applies because judicial estoppel relates to protection of the integrity of the federal judicial process
Reply with [A, B, C, D, E] only.