Match the following columns:

Column-$I$	Column-$II$
$P$. Unicellular	$I$. Volvox
$Q$. Colonial	$II$. Chlamydomonas
$R$. Filamentous	$III$. Ulothrix and Spirogyra
$S$. Massive plant body	$IV$. Kelp

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