docs: @Override
  	public CPOption fetchByGroupId_Last(long groupId,
  		OrderByComparator<CPOption> orderByComparator) {
  		int count = countByGroupId(groupId);
  
  		if (count == 0) {
  			return null;
  		}
  
  		List<CPOption> list = findByGroupId(groupId, count - 1, count,
  				orderByComparator);
  
  		if (!list.isEmpty()) {
  			return list.get(0);
  		}
  
  		return null;
  	}