Match the following:

Column-$I$	Column-$II$
$1$. Pituitary gland	$p$. Trachea
$2$. Thyroid gland	$q$. Bony cavity (Sella tursica)
$3$. Thymus	$r$. Anterior part of kidney
$4$. Adrenal gland	$s$. Dorsal side of the heart and aorta

• A
  $(1-q), (2-p), (3-s), (4-r)$
• B
  $(1-q), (2-r), (3-s), (4-p)$
• C
  $(1-r), (2-s), (3-p), (4-q)$
• D
  $(1-s), (2-p), (3-q), (4-r)$