39. B constructed a warehouse for its own use. B started construction on January 1 and completed construction on December 31 Construction expenditures were as follows . $576,000 on January 1 . $600,000 on March 31 . $420,000 on May 1 . $300,000 on July 1 . $252,000 on September 30 . $240,000 on December 1 During the entire year B had the following outstanding notes payable A 5.00%, 5-year $8,000,000 note payable A 6.00%, 15-year $10,000,000 note payable A 4.50%, 7-year $4,000,000 note payable A 5.25%, 4-year $5,000,000 note payable a) b) c) What were B's total interest costs for the year? What amount of interest should B capitalize on this construction project? What was B's interest expense for the year? when necessary, round any interest rate as follows: 4.873%-4.9% while 3.314% = 3.3%