A sales transaction in North Carolina goes under contract on June 15, 2019 and the settlement meeting occurs on the morning of July 24, 2019 with documents being recorded at the county courthouse that same afternoon. The listing firm is holding a deposit in their account to pay for a repair to the fireplace. That repair is completed on July 27, 2019 and the deposit released to pay for the repair. Based on this information, up to what date is the listing firm required to maintain all of the records in this transaction file?
a) June 15, 2019
b) July 24, 2019
c) July 27, 2019
d) Indefinitely