Match List-$I$ with List-$II$ and select the correct answer using the codes given below the lists :

List-$I$	List-$II$
$(a)$ van Arkel method	$1$. Manufacture of caustic soda
$(b)$ Solvay process	$2$. Purification of titanium
$(c)$ Cupellation	$3$. Manufacture of $Na_2CO_3$
$(d)$ Poling	$4$. Purification of copper
$ $	$5$. Refining of silver

Codes :

• A
  $a-2, b-1, c-3, d-4$
• B
  $a-4, b-3, c-2, d-5$
• C
  $a-2, b-3, c-5, d-4$
• D
  $a-5, b-1, c-3, d-4$