Podkolzin Corp. acquired a 10 year, 5%, 150,000 mortgage payable to finance the construction of a hockey school on January 1, Year 1. If semi-annual payments are required on June 30th and December 31st of each year, what is the interest expense that we would record on December 31st Year 1 assuming a fixed principal payment of $7,500/payment? Select one: O a. 57,500 Ob $3,686 Oc$3,563 . Od $3,750