When a periodic inventory system is used, a. purchases of inventory are charged to the Inventory account. b. the balance in the inventory account should approximate inventory on hand. c. a physical count of inventory is required at the end of the accounting period to determine cost of goods sold. d. Cost of goods sold is recorded each time a sale is made. What is the normal journal entry for recording bad debt expense under the allowance method? a. Debit Bad Debt Expense, credit Allowance for Doubtful Accounts b. Debit Allowance for Doubtful Accounts, credit Accounts Receivable c. Debit Accounts Receivable, credit Allowance for Doubtful Accounts d. Debit Allowance for Doubtful Accounts, credi Bad Debt Expense