Match the following.

Column-$I$	Column-$II$
$a$. Cristae	$i$. Flattened membrane sacs like structure present in stroma
$b$. Cisternae	$ii$. Infolding of mitochondria
$c$. Thylakoids	$iii$. Disc-shaped sacs
$d$. Kinetochores	$iv$. Disc-shaped structure present in chromosome

• A
  $(a-ii), (b-iii), (c-i), (d-iv)$
• B
  $(a-ii), (b-i), (c-iii), (d-iv)$
• C
  $(a-iii), (b-i), (c-ii), (d-iv)$
• D
  $(a-i), (b-iii), (c-ii), (d-iv)$