Shrinking of leaves occurs by

Options :
  1. SO2
  2. O3
  3. H2S
  4. CO
Answer and Explanation :-

Answer: Option 1

Explanation:

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Yet what keeps me from dissolving right now into a complete fairy-tale shimmer is this solid truth, a truth which has veritably built my bones over the last few years--I was not rescued by a prince I was the administrator of my own rescue.
-Elizabeth Gilbert Eat Pray Love