Prior to recording the following. E. Perry Electronics, Incorporated, had a credit balance of $2,000 in its Allowance for Doubtfut Accounts. Required: Prepare journal entries for each transaction. (If no entry is required for a transaction/event, select "No journal entry required" in the first account field.) 1. On August 31, a customer balance for $300 from a prior year was determined to be uncollectible and was written off. Journal entry workssheet On August 31 , a customer balance for $300 from a prior year was determined to be uncollectible and was written off. Note: Enter debits before credits. 2. On December 15 , the customer balance for $300 written off on August 31 was collected in full