On October 1,2019,Westfield Company Sold Machinery to a Customer for $21,000.The

On October 1,2019,Westfield Company sold machinery to a customer for $21,000.The customer could not pay at the time of sale,but agreed to pay 10 months later,and signed a 10-month note at 12% interest.How much interest revenue was earned during 2019? Round any intermediate calculations to two decimal places,and your final answer to the nearest dollar.

A) $660
B) $630
C) $4410
D) $2100