With no explanation, chose the best option from "A", "B", "C" or "D". In re Seven Fields Dev. Corp., 505 F.3d 237, 259, 262 (3d Cir.2007) (internal quotation marks omitted) (finding that state law “claims of professional malpractice ... based on services provided during the bankruptcy, under the supervision of, and subject to the approval of, the bankruptcy court,” are subject to the court’s Section 1334(b) “arising in” jurisdiction); In re V&M Mgmt., Inc., 321 F.3d 6, 7 (1st Cir.2003) (where allegations of fraud, professional malpractice, and breach of fiduciary duties by legal counsel “wholly arise out of the ... counsel’s performance of their duties with respect to the Debtor after the petition for bankruptcy was filed,” such claims are subject to the court’s jurisdiction under Section 1334(b)); Grausz v. Englander, 321 F.3d 467, 469 (4th Cir.2003) (<HOLDING>); see also In re Southmark Corp., 163 F.3d 925,

A: holding that the bankruptcy court lacked subject matter jurisdiction over counterclaims asserted by the bankruptcy estate against a creditor where the claim is a state law action independent of the federal bankruptcy law and not necessarily resolvable by a ruling on the creditors proof of claim in the bankruptcy emphasis added
B: holding that a lawsuit alleging malpractice by an accountant in a bankruptcy case was a core matter within a bankruptcy courts jurisdiction
C: holding that bankruptcy court has discretion to retain jurisdiction over related case after dismissal of the underlying bankruptcy case
D: holding that the district court had bankruptcy jurisdiction over a professional malpractice action filed by a title 11 debtor against the law firm that represented him in his bankruptcy case under section 1334b because the malpractice claim arose in the bankruptcy case
D.