In trees, the growth rings represent

Options :
  1. primary xylem
  2. secondary phloem
  3. secondary xylem
  4. cambium
Answer and Explanation :-

Answer: Option 3

Explanation:

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Who did she know in Raleigh who took the time off to fix a house? Or read Whitman or Eliot, finding images in the mind, thoughts of the spirit? Or hunted dawn from the bow of a canoe? These weren't the things that drove society, but she felt they shouldn't be treated as unimportant. They made living worthwhile.
-Nicholas Sparks The Notebook