The author considers handwashing to be important because
Result:
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Option 1: "it helps avert infectious diseases"
Explanation: The text emphasizes that washing hands can keep you healthy and prevent the spread of respiratory and diarrheal infections. This aligns directly with the idea that handwashing is crucial for averting infectious diseases, as it highlights the connection between hand hygiene and health.
Option 2: "people do not prefer to shake hands with others"
Explanation: This option introduces a concept not mentioned in the text. The text does not discuss people's preferences regarding shaking hands; instead, it focuses on the health benefits of handwashing. Therefore, this option is irrelevant to the main idea.
Option 3: "there is a shortage of necessities"
Explanation: The text does not mention any shortage of necessities. Instead, it discusses the importance of handwashing in preventing the spread of germs. This option is not supported by the text and introduces an unrelated idea.
Option 4: "it boosts the sales of alcohol-based hand sanitizers"
Explanation: While the text mentions the use of alcohol-based hand sanitizers, it does not suggest that handwashing is important for boosting sales of these products. This option misinterprets the text's focus on health benefits rather than commercial aspects.
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