(a)     The trustee may place in storage, at the expense of the estate, the debtor's books, records and papers. Upon issuance of the final decree, the trustee may return the debtor's books, records and papers to the debtor or its principal(s).

          (b)     The trustee may dispose of all the debtor's records in the trustee's possession, including debtor's books, records and papers, after issuance of the final decree, providing that debtor's books, records and papers have been first offered to the debtor.

          (c)     The trustee may retain those documents and materials which, in the trustee's judgment, may be useful in supporting performance of the trustee's duties.