Match the following columns:

Column-$I$ (Gland)	Column-$II$ (Hormone)
$P$. Thyroid gland	$I$. $PTH$
$Q$. Parathyroid gland	$II$. Melatonin
$R$. Thymus	$III$. Thymosin
$S$. Pineal gland	$IV$. $T_3$

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