On April 1, 2020, Mitchell Inc. issued 20, 6 %, $1,000 bonds dated April 1, 2020 for $18,378. The bonds pay cash interest semiannually each June 30, and December 31, and were issued to yield 8%. The bonds mature March 31, 2025, and the company uses the effective interest method to amortize bond discounts or premiums. The partial amortization schedule is as follows: Amortization schedule Cash Interest Effective Discount Outstanding Interest amortization Balance 0 04/01/20 $18,378 1 09/30/20 $600 $735 $135 18,513 2 03/31/21 600 741 141 18,653 Required: Prepare journal entries on the following dates. Round to the nearest dollar. 1. April 1, 2020, bond issuance. 2. September 30, 2020, interest payment. 3. December 31, 2020, adjusting entry.