Which of the Following Is Not a Responsibility of the Bankruptcy

Which of the following is not a responsibility of the bankruptcy trustee?

A) Recover all property belonging to the insolvent company.
B) Liquidate common stock of the company.
C) Preserve the estate from any further deterioration.
D) Make distributions to the proper claimants.
E) Void preferences made by the debtor within 90 days prior to the filing of the bankruptcy petition if the company was already insolvent.