Dogs R US uses the perpetual inventory system to account for its merchandise. A customer returned this merchandise due to a defect. Assuming that the purchase was originally bought on credit for $400 with a cost to Dogs R US of $100, and the defective, returned merchandise is only estimated to be worth $30, demonstrate the required journal entry to record the return and to write down the defective merchandise by selecting all of the correct actions below. (Check all that apply.)