参考答案：C

解析：[听力原文]Our lost-and-found system allows you to notify us if you lose an item while riding Metro. Once you submit information on the item, a search is done of the items we have found. If there is a match, you will be contacted to confirm it is your item. Then the item can be picked up or shipped to you. You will only be contacted if a match is found for your item.

[分析]： 特定信息的找寻和判断。 根据原文If there is a match，you will be contacted to confirm it is your item可知，如果失物招领办公室找到与失主描述相符的物品，他们便会与失主联系。由此可见，C项内容与原文相符，因此是正确答案。[解题关键] 根据题干中关键词正确定位原文相关信息。如本题听者需注意原文中与题干关键词contact有关的信息。