Using the$$ aging$-$of$-$accounts$-$receivable method, you estimate that total uncollectible accounts are $ $3$ comma $800.$ The Allowance for Uncollectible Accounts prior to adjustment has a credit balance of $ $1$ comma $100.$ The amount of the adjusting entry should be$\_\_\_\_\_\_\_.$

Question content area bottom

Part $1$

A$.$$ $3$ comma $800$

B$.$$ $1$ comma $100$

C$.$$ $2$ comma $700$

D$.$$ $4$ comma $900$