18) On June 8, 2019, Butt Brothers sold merchandise for $15,000, FOB destination, 4/10, 1/45. The merchandise cost $10,000. BB paid transportation costs of $800. On June 10, 2019, merchandise of $1,500 from the June 8 sale was returned. The returned merchandise had cost $1,000. BB received payment for the balance of the sale on June 14, 2019. Please provide the journal entries for all of the transactions (8 marks)