Previding for deubtful racounts At the end of the current yea, the eccounts rexeivable account has a debe balance of 5595,000 and sales for the year t009l 1310,150,000 d. The allowanct eccount before edjustment has a credt balanse of 56,400 . An aging of the actounts in tre customec ledger indicates essimated doubtfil accounts of $69,700. Determine the ampunt of the edqusbne entry to provide for doubtfll accounts under each of the assumpbisis (a through d) listed above a. 1 b. 1 c. 1 d. 1