Arlington Co. constructed a building. Construction began on January 1 and was completed on December 31 of 2020. To help pay for construction, the company obtained a $500,000 specific construction loan on January 1 with a 10% interest rate. Other than that, the company had two long-term notes of $300,000 and $600,000 with a weighted- average interest rate of 11%. Both notes were outstanding during the entire construction period. Assume that the weighted-average accumulated expenditures for the construction are $640,000, the amount of avoidable interest for year 2020 was? $65,400 O $64,000 O $70,400 $69,000