A. the one B. where

C. that D. which

【答案】A

【解析】考查定语从句。句意：这家餐馆是你抱怨的那家吗？根据句意可知，此处缺少先行词，定语从句中的连词作宾语时可以省略掉。本句还原为陈述句为：This restaurant is the one (that/which) he complained about.故选A。