The technological conservatism of bicycle manufacturers is a reflection of the kinds of demand they are trying to meet. The only cyclists seriously interested in innovation and willing to pay for it are bicycle racers. Therefore, innovation in bicycle technology is limited by what authorities will accept as standard for purposes of competition in bicycle races.
Which of the following is an assumption made in drawing the conclusion above?
The market for cheap, traditional bicycles cannot expand unless the market for high-performance competition bicycles expands.
High-performance bicycles are likely to be improved more as a result of technological innovations developed in small workshops than as a result of technological innovations developed in major manufacturing concerns.
Bicycle racers do not generate a strong demand for innovations that fall outside what is officially recognized as standard for purposes of competition.
The technological conservatism of bicycle manufacturers results primarily from their desire to manufacture a product that can be sold without being altered to suit different national markets.
The authorities who set standards for high-performance bicycle racing do not keep informed about innovative bicycle design.
用的negation的方法:选项C 如果竞技者对创新有需求,不管是不是比赛规章里的设计,那么结论就不成立了。因为结论说的是自行车的创新与主办方对自行车的规章设计息息相关。
错选E: negation:制定规章的人经常update自己新型自行车模型,这是support了Conclusion,所以错了
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