If the adjusting entry to accrue interest on a note receivable is$$ omitted, then

$ $1$ comma $280$$$1,280,$

the bad debt expense for

$20242024$

would be

$ $480$$$480.$

Using the$$ aging$-$of$-$receivables method, the balance of the Allowance account after the adjusting entry at$$ year$-$end

$20242024$

would be