Why does scratching ease itching?

Options :
  1. Because it kills germs.
  2. Because it suppresses the production of enzymes which cause itching.
  3. Because it removes the outer dust in the skin.
  4. Because it stimulates certain nerves which direct the brain to increase the production of antihistaminic chemicals.


Answer and Explanation :-

Answer: Option 4

Explanation:

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Here is a rule to remember in future, when anything tempts you to feel bitter: not "This is misfortune," but "To bear this worthily is good fortune.
-Marcus Aurelius Meditations