In paragraph 1, the author uses blankets as a devise to
Explanation:
Option 1 is incorrect. The reference to blankets is not intended to evoke the bitter cold of winter. Eliminate option 1. Option 2 is incorrect. The point of using blankets as an example is not to elaborate on the function of blankets. Eliminate option 2. Option 3 is correct. The blanket, like the subnivium, acts as a barrier and causes a temperature difference between the cold of the atmosphere and the area below it. Retain option 3. Option 4 is incorrect. The fatal effects of exposure to the cold are not the reason why blankets are mentioned. Eliminate option 4. Hence, the correct answer is option 3.
» Your doubt will be displayed only after approval.
Help us build a Free and Comprehensive Preparation portal for various competitive exams by providing us your valuable feedback about Apti4All and how it can be improved.