文章后面都属于前提，结论是this insurance is partly responsible for the high rate of bank failures。
if depositors were more selective和 banks would need to be secure in order to compete for depositors’ money 有gap，e选项补充，使前提更完善
one way to "explain the appeal" of a strategy is to point out that your competitors are employing inferior strategies, and thus that your strategy is better than theirs. that is what's happening in this choice.
19th：gained autonomy in some areas, especially in the private sphere 在私人领域有更多自主权 ➡️ 18th私人领域自主权少
19th：they lost it in many aspects of the economic sphere. 在经济领域失去权力 ➡️ 18th女性经济权更多
19th：women lost power in relation to men, 相比男人失去了很多权利 ➡️ 18th比男人权利多
19th：for example, as certain jobs (delivering babies, supervising schools) 比如在特定工作里（学校管理）➡️ 18th女性更多机会管理学校
19th：owning a higher proportion of real estate 更多女性有房地产 ➡️ 18th有房地产的女性较少
结论句：However, this method of eliminating competition cannot be profitable in the long run.
b选项 ：Airline executives 就是指这家航空公司的行政领导。竞争者出现时，就再一次使用低价策略挤出竞争者；没有竞争者时就用高价来赚取利润…….
这个方法可以在挤出竞争者同时定高价 be profitable，削弱结论
原文： diners seated on stools【 typically 】do not stay as long as diners seated at standard-height tables.
c选项：「a customer of the Hollywood」 who would choose to sit at a tall table「 would be an exception to the generalization」 about lingering
【 generalization=typically】，说明customer of hollywood跟正常的不一样，他们坐高桌子就是为了看明星，怎么可能呆一会就走呢？这个不是反驳前提，只是说明这种特殊情况！
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文章后面都属于前提，结论是this insurance is partly responsible for the high rate of bank failures。
if depositors were more selective和 banks would need to be secure in order to compete for depositors’ money 有gap，e选项补充，使前提更完善