Which of the following is an example of a defense used by plants against herbivores?
$I.$ Production of caffeine,tannin,quinine
$II.$ More production of non-woody tissues
$III.$ Production of hairs,thorns,spines
$IV.$ Production of hormone-like chemicals that interfere with insect metamorphosis
Select the correct pair.

• A
  $I$ and $II$
• B
  $II, III$ and $IV$
• C
  $I, II$ and $III$
• D
  $I, III$ and $IV$