3:29 221 来自何凯文考研英语 
All sorts of firms are changing theirinputs and processes and designing products that spare the environment, whilehelping suppliers do the same. IKEA, a Swedish retailer, will have invested orcommitted to invest €1.5 billion ($1.7 billion) in wind and solar power by theend of 2015, and the firm and its charitable foundation have just pledged afurther €1 billion to developing renewable energy and to helping people inplaces affected by climate change. Firms say that besides savings from greaterenergy efficiency they gain less quantifiable benefits from an enhancedreputation, a motivated workforce and the like. But big, disruptive investmentsin new energy sources or industrial techniques may take years to justify theircosts, if they ever do. Is greenery paying off?
The IKEA Company is mentioned to show that________
(A) it is crucial to invest in disruptiveand motivated workforce.
(B) the company can earn much from theenhanced reputation.
(C) the firms have made their producingmethod more sustainable.
(D) it is hard to tell the greenery ispaying off or not in years to come.
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