easy · GMAT Verbal
Touchscreen coatings traditionally use indium, a rare and costly element. Carbon nanotube films can replace indium and do not depend on a scarce element, but they scratch and cloud more readily than indium coatings under everyday handling.
Which of the following can be most properly inferred from these statements?
- Carbon nanotube films are superior to indium coatings in every respect.
- Carbon nanotube films are less durable than indium coatings under everyday handling.
- Indium will be completely unavailable within a few years.
- Manufacturers should immediately switch all touchscreens to carbon nanotube films.
- Carbon nanotube films are more expensive to produce than indium coatings.
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