class GridMultiWidget extends BaseGridWidget {

    @Override
    public IAnswerData getAnswer() {
        List<Selection> answers = new ArrayList<>();
        for (int selectedItem : selectedItems) {
            SelectChoice sc = items.get(selectedItem);
            answers.add(new Selection(sc));
        }
        return answers.isEmpty() ? null : new SelectMultiData(answers);
    }

    public  GridMultiWidget(Context context, QuestionDetails questionDetails);

}