)c B(a) What are the advantages of using an accounts receiv- able subsidiary ledger? (b) Describe the relationship be- tween the general ledger control account and the subsid ary ledger. What is the purpose of the account Allowance for (SO 2) C Doubtful Accounts? Although the normal balance of this account is a credit balance, it sometimes has a debit balance. Explain how this can happen 81800 Eng cannot understand why net realizable value does under the allowvance method. Clarify this for Soo Eng ypically not the same amount as the allowance for (SO 2) C not decrease when an uncollectible account is written off qui stan 2. Why is the bad debts expense in the income statement doubtful accounts amount in the balance sheet? mig cre 19. The president proudly announces that her company's liquidity has improved. Its current ratio increased sub- stantially this year. Does an increase in the current ratio always indicate improved liquidity? What other ratio(s) might you review to determine whether or not the in- crease in the current ratio is an improvement in the company's financial health