my %dataoptions = (
      "Gender", ["Male", "Female"]
   );

##</code><code>##

   my %dataoptions = (
      "Gender" => ["Male", "Female"]
   );

##</code><code>##

   ["Male", "Female"]

##</code><code>##

   foreach $option ($dataoptions{$columns[$i]})

##</code><code>##

   for ($i = 0; $i < @columns; $i++)
   {
      print $columns[$i].': ';
      my $arrayref = $dataoptions{$columns[$i]};
      foreach $option (@$arrayref)
      {
         print '<input type="radio" name="'.$columns[$i].'" value="'.$option.'"> '.$option.' ';
      }
   }