Match the following columns:

Column-$I$	Column-$II$
$1$. Conidia	$p$. Flask-shaped fruiting body
$2$. Perithecium	$q$. Sex organ
$3$. Crustose	$r$. Asexual reproduction
$4$. Fruiting body	$s$. External form of lichen

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