Match the following alloys in List-$I$ with their uses in List-$II$:

List-$I$ (Alloy)	List-$II$ (Use)
$A$. $Li-Pb$	$I$. In aircraft construction
$B$. $Be-Cu$	$II$. To make bearings for motor engines
$C$. $Mg-Al$	$III$. To make tetraethyl lead
$D$. $Na-Pb$	$IV$. To make high strength springs

• A
  $A-II, B-IV, C-III, D-I$
• B
  $A-II, B-IV, C-I, D-III$
• C
  $A-IV, B-I, C-II, D-III$
• D
  $A-III, B-II, C-I, D-IV$