print "Action status: $status"; # Preferred by me
print 'Action status: ' . $status;

##</code><code>##

$date = join( '/', $day, $month, $year ); # Preferred by me
$date = "$day/$month/$year";

##</code><code>##

$response = $head . $html_opening . $body . $html_closing; # preferred
$response = join( '', $head, $html_opening, $body, $html_closing );