At December 31, (before adjusting the accounts) the Allowance for Doubtful Accounts of a Company showed a debit balance of $2,000. An aging of the accounts receivable indicated that the amount expected to be uncollectible was $3,500. Under these circumstances, bad debt expense for the year would be: Select one: a. $1,500 b. $5,500 c. $0 d. $2,000 e. $3,500