Match the following columns:

Column-$I$	Column-$II$
$P$. Parenchyma	$I$. No thickening
$Q$. Collenchyma	$II$. Pectin thickening
$R$. Sclerenchyma	$III$. Lignin thickening

• A
  $(P-I), (Q-III), (R-II)$
• B
  $(P-I), (Q-II), (R-III)$
• C
  $(P-III), (Q-II), (R-I)$
• D
  $(P-III), (Q-I), (R-II)$