     if @props.show_all_feedback and answer.feedback_html
       feedback = <Feedback key='question-mc-feedback'>{answer.feedback_html}</Feedback>
 
-    htmlAndMathProps = _.pick(@props, 'processHtmlAndMath')
+    htmlAndMathProps = _.pick(@context, 'processHtmlAndMath')
 
     <div>
       <div className={classes}>

    show_all_feedback: false
    keySet: 'multiple-choice'

  onChangeAnswer: (answer, changeEvent) ->
    if @props.onChange?
      @setState({answer_id:answer.id})

    {disabled, keyControl} = @props
    keysHelper.off(keyControl, 'multiple-choice') if keyControl and not disabled

  contextTypes:
    processHtmlAndMath: React.PropTypes.func

  render: ->
    {answer, iter, qid, type, correctAnswerId, answered_count, hasCorrectAnswer, chosenAnswer, onChangeAnswer, disabled} = @props
    qid ?= "auto-#{idCounter++}"
