Answer:
Date Account Title Debit Credit
Dec. 31 2020 Bad Debt expense $31,880
Allowance for Doubtful Accounts $31,880
Step-by-step explanation:
Bad debt expense for the period:
= (Estimate of uncollectible receivables) - Allowance for Doubtful accounts credit balance
= (348,200 * 10%) - 2,940
= $31,880