On April 15^th2020, Kedagang & Co. receives a $40,000, 2-year, 5% note in exchange for services rendered on that day, and on the same day books $40,000 of service revenue. Which of the following is the most appropriate conclusion to draw from the behavior of Kedagang & Co.?

A. Kedagang violated the matching principle.

B. Kedagang received a note at the appropriate market rate.

C. Kedagang failed to recognize cost of goods sold.

D. Kedagang was underpaid for their services.