单选题 Business and government managers often promote "clean desk" policies to avoid disorganized offices and messy desks, ______ boosting work efficiency and productivity.
A. for the purpose of B. for good of
C. for purpose of D. for the fun of

【正确答案】 A

【答案解析】[解析] A选项：for the purpose of的意思为“为了……目的”，如：He came here for the purpose of collecting material for his research．(他到这里来，目的是为他的研究搜集资料。)句意：企业和政府管理人员经常推行“整洁的办公桌”政策，避免杂乱的办公室和凌乱的办公桌，想以此提高工作效率和生产力。故选A。
其他三项中，B、C两项的短语形式不正确；D选项：for the fun of为了取乐，与句意不符。