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

List-$I$ (Ore)	List-$II$ (Element Present)
$a$. Kernite	$i$. Tin
$b$. Cassiterite	$ii$. Boron
$c$. Calamine	$iii$. Fluorine
$d$. Cryolite	$iv$. Zinc

Choose the most appropriate answer from the options given below.

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