听力理解。听对话录音， 根据对话内容， 找出“Column A” 中的各方是如何应对产品质量问题的（每题 10 分）。Column AColumn B Customers 1 2. The store 2 3.The purchasing department 3 4. The manager 4 5. Frank5(1) . __1__A. Trying to understand and solve the problemB. Talking to the supplierC. Making complaints to the storeD. Offering customers an exchange or a full refundE. Reporting the quality problem to the manager(2) . __2__A. Trying to understand and solve the problemB. Talking to the supplierC. Making complaints to the storeD. Offering customers an exchange or a full refundE. Reporting the quality problem to the manager(3) . __3__A. Trying to understand and solve the problemB. Talking to the supplierC. Making complaints to the storeD. Offering customers an exchange or a full refundE. Reporting the quality problem to the manager(4) . __4__A. Trying to understand and solve the problemB. Talking to the supplierC. Making complaints to the storeD. Offering customers an exchange or a full refundE. Reporting the quality problem to the manager(5) . __5__A. Trying to understand and solve the problemB. Talking to the supplierC. Making complaints to the storeD. Offering customers an exchange or a full refundE. Reporting the quality problem to the manager