Match List-$I$ with List-$II$.

List-$I$ (Process)	List-$II$ (Catalyst)
$a$. Deacon's process	$i$. $ZSM-5$
$b$. Contact process	$ii$. $CuCl_2$
$c$. Cracking of hydrocarbons	$iii$. $Ni$
$d$. Hydrogenation of vegetable oils	$iv$. $V_2O_5$

Choose the most appropriate answer from the options given below:

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