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

$A$. Adenine	$I$. Uracil structure
$B$. Cytosine	$II$. Thymine structure
$C$. Thymine	$III$. Adenine structure
$D$. Uracil	$IV$. Cytosine structure

Choose the correct answer from the options given below:

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