单选题 It has always been the ______ of our company to encourage workers to take part in social activities.
A. plan B. procedure C. rule D. policy

【正确答案】 D
【答案解析】[解析] policy“政策，方针”；plan“计划”；procedure“步骤”；rule“规则”。本句可译为：“鼓励工人参与社会活动是我们公司一贯奉行的政策。”