Answer:
The balance of Allowance for Uncollectible Accounts, after adjustment, will be $2,100.
Explanation:
Allowance for Uncollectible Accounts = Allowance for Uncollectible Accounts prior to adjustment + Current year's Allowance
Allowance for Uncollectible Accounts = $1,000 + $1,100
Allowance for Uncollectible Accounts = $2,100
So, The balance of Allowance for Uncollectible Accounts, after adjustment, will be $2,100.