Conservators at a prominent museum have long maintained that installing centralized precision-humidity control systems in historic buildings is essential for preventing the degradation of centuries-old wooden panel paintings. However, a recent study of vintage panel deterioration shows no significant difference in structural decay between paintings housed in high-tech climate-controlled rooms and those kept in traditional buildings with simple passive ventilation. Because wooden panels naturally adjust to gradual seasonal fluctuations without suffering stress fractures, the costly replacement of traditional ventilation systems with complex environmental controls is an unnecessary expenditure for preserving these artworks.
Which of the following best describes the roles played by the two bolded statements in the argument?
- AThe first is the main conclusion of the argument; the second is a premise offered in support of that conclusion.
- BThe first describes background context that the author accepts as true; the second is an intermediate conclusion used to support a broader policy recommendation.
- The first presents findings used to challenge a traditional position; the second is the main conclusion drawn by the argument.Cevap
- DThe first introduces a traditional position that the argument seeks to establish; the second presents evidence that counters a competing proposal.
- EThe first provides evidence supporting the conservators' view; the second is a consideration that weighs against the author's primary position.