With no explanation, chose the best option from "A", "B", "C" or "D". that “[d]is-missal of the underlying bankruptcy proceeding may indicate that no case or controversy remains with respect to issues directly involving the reorganization of the estate....” Dahlquist v. First Nat’l Bank (In re Dahlquist), 751 F.2d 295 (8th Cir.1985); see also Spacek v. Thomen (In re Universal Farming Indus.), 873 F.2d 1334, 1335 (9th Cir.1989) (“When the issue being litigated directly involves the debt- or’s reorganization, the case is mooted by the dismissal of the bankruptcy.”). We believe that the issue before-this court is directly related to OSI’s reorganization. The purpose of this appeal is to obtain a ruling that allows OSI to challenge the propriety of the bankruptcy court’s order lifting the automatic stay. In Chapter 11 bankruptci 100 (Bankr. 9th Cir.1988) (<HOLDING>). Let an appropriate order of dismissal be

A: holding that bankruptcy court has discretion to retain jurisdiction over related case after dismissal of the underlying bankruptcy case
B: holding that creditor lacked appellate standing to appeal order of bankruptcy court absent permission of bankruptcy court
C: holding bankruptcy court order approving retention of a law firm retroactively was appealable order
D: holding that an appeal challenging a bankruptcy court order approving a foreclosure sale became moot upon dismissal of the underlying bankruptcy case
D.