Jian Kang Co. is building a new hockey arena at a cost of $6,000,000. It received a down payment of $2,000,000 from local businesses to support the project and now needs to borrow $4,000,000 to complete the project. It therefore decides to issue $4,000,000 of 10.5%, 10-year bonds. These bonds were issued on January 1, 2018, and pay interest annually on each January 1. The bonds yield 10%. Instructions: a. Prepare a bond amortization schedule. b. Prepare the journal entries needed in 2018 and 2019. Assume that on July 1, 2021, Jian Kang Co. retires half of the bonds at a cost of $1,065,000 and the accrued interest. Prepare the journal entry to record this retirement.