protected function _options($options, $class)
    {
        $options += [
            'from' => $class::now(),
            'timezone' => null,
            'format' => $class::$wordFormat,
            'accuracy' => $class::$wordAccuracy,
            'end' => $class::$wordEnd,
            'relativeString' => __d('cake', '%s ago'),
            'absoluteString' => __d('cake', 'on %s'),
        ];
        if (is_string($options['accuracy'])) {
            $accuracy = $options['accuracy'];
            $options['accuracy'] = [];
            foreach ($class::$wordAccuracy as $key => $level) {
                $options['accuracy'][$key] = $accuracy;
            }
        } else {
            $options['accuracy'] += $class::$wordAccuracy;
        }

        return $options;
    }