\documentclass[
$for(babel-otherlangs)$
  $babel-otherlangs$,
$endfor$
$if(babel-lang)$
  $babel-lang$,
$endif$
$if(fontsize)$
  $fontsize$,
$endif$
$if(papersize)$
  $papersize$paper,
$endif$
$for(classoption)$
  $classoption$$sep$,
$endfor$
]{$documentclass$}