Plunder Inc. accepted a six-month noninterest-bearing note for $2,800 on January 1, 2021. The note was accepted as payment of a delinquent receivable of $2,500. What is the correct entry to record the note?

a. Notes receivable 2,500
Accounts receivable 2,500
b. Notes receivable 2,800
Accounts receivable 2,500
Discount on notes receivable 300
c. Notes receivable 2,800
Reserve for delinquent accounts 2,500
Allowance for bad debts 300
d. Notes receivable 2,800
Accounts receivable 2,500
Gain on delinquent account 300