As of December 31, 2020, closing date, Frye Co. owes a note payable for $ 6,000,000 due February 14, 2021. On January 10, 2021, Frye finally obtained a bank loan of $ 4,500,000 to 12% for 5 years, which has already been negotiated since 2020. The loan will serve, in part, to pay the $ 6,000,000 promissory note that will expire on February 14, 2021. When the due date arrived, Frye settled the note by writing a check from his checking account for $ 2,400,000 and using the funds from the bank loan to pay the remainder. Based on this data, what amount related to the promissory note should be disclosed as long-term debt as of December 31, 2020?

a. $2,400,000 b. $900,000 c. $3,600,000 d. $0