CPD's Auto Repair Inc. generated $1.25 million in credit sales during the current year. The balance of the allowance for doubtful accounts at October 31, 2021 is $3,750 credit. Accounts receivable at October 31, 2021 consists of the following: Estimated Percentage Account Classification Amount Uncollectible 1-30 days $250,000 1.5% 31-60 days 170,000 4% 61-90 days 45,000 6% Over 90 days 27,000 25% Required: a) Calculate and record the journal entry for bad debt expense for the current year using the aging of accounts receivable approach.(5 marks) b) Assuming CPD's Auto Repair Inc. decided to write off $13,000 of the accounts that were over 90 days old, what would be the balance for Accounts Receivable (net) as shown on the October 31, 2021 statement of financial position?(2 marks) c) CPD's Auto Repair Inc, management has expressed concerns over internal controls, more specifically cash & inventory. Describe two types of internal control measures that CPD's Auto Repair Inc. can put in place. (2 marks) EMI