ABC Limited uses the allowance method to account for the uncollectible accounts receivable. The accounting policy is to relate the allowance for doubtful debts to the age of debts outstanding. The Balance Sheet as at January 1 2021 included a credit balance of $630 in the allowance for doubtful debts Account. The company's accounts for the year ended December 31 2021 are now being prepared. The debts outstanding at December 31 202 and the required allowance for doubtful debts are as follows: Debts outstanding Amount Allowance for doubtful debts $ % 0 day - 30 days 44,000 1.5 31 days - 60 days 20,000 2.5 61 days - 90 days 8,000 4.0 Over 91 days 3.000 5.0 75.000 Required: a) Prepare the allowance for doubtful debts account for the year ended December 31 2021. b) Show the extracts of the Accounts Receivable in the Balance Sheet of ABC Limited as at December 31 2021.