Harmony Sports Authority purchased inventory costing $21,000 by signing an 11%, six-month, short-term note payable. The purchase occurred on April 1,2021 . Harmony will pay the entire note (principal and interest) on the note's maturity date of October 1, 2021. Joumalize the company's (a) purchase of inventory; and (b) payment of the note plus interest on October 1, 2021. (Record debits first, then credits. Exclude explanations from any journal entries.) (a) Joumalize the company's purchase of inventory