import * as React from 'react';
import * as ToggleButton from 'react-bootstrap/lib/ToggleButton';
import * as ToggleButtonGroup from 'react-bootstrap/lib/ToggleButtonGroup';

import { translate } from '@waldur/i18n';

export const AnswerGroup = ({ answers, question, setAnswers }) => (
  <ToggleButtonGroup
    value={{true: 'true', false: 'false', null: 'null'}[answers[question.uuid]]}
    onChange={value => setAnswers({
      ...answers,
      [question.uuid]: {true: true, false: false, null: null}[value],
    })}
    type="radio"
    name={`checklist-${question.uuid}`}
    defaultValue="null">
    <ToggleButton value="true">
      {translate('Yes')}
    </ToggleButton>
    <ToggleButton value="false">
      {translate('No')}
    </ToggleButton>
    <ToggleButton value="null">
      {translate('?')}
    </ToggleButton>
  </ToggleButtonGroup>
);

import * as React from 'react';
import * as ToggleButton from 'react-bootstrap/lib/ToggleButton';
import * as ToggleButtonGroup from 'react-bootstrap/lib/ToggleButtonGroup';

import { translate } from '@waldur/i18n';

export const AnswerGroup = ({ answers, question, setAnswers }) => (
  <ToggleButtonGroup
    value={{true: 'true', false: 'false', null: 'null'}[answers[question.uuid]]}
    onChange={value => setAnswers({
      ...answers,
      [question.uuid]: {true: true, false: false, null: null}[value],
    })}
    type="radio"
    name={`checklist-${question.uuid}`}
    defaultValue="null">
    <ToggleButton value="true">
      {translate('Yes')}
    </ToggleButton>
    <ToggleButton value="false">
      {translate('No')}
    </ToggleButton>
    <ToggleButton value="null">
      {translate('N/A')}
    </ToggleButton>
  </ToggleButtonGroup>
);

--- 
+++ 
@@ -21,7 +21,7 @@
       {translate('No')}
     </ToggleButton>
     <ToggleButton value="null">
-      {translate('N/A')}
+      {translate('?')}
     </ToggleButton>
   </ToggleButtonGroup>
 );
Change undefined answer from N/A to ?
