question-response-type

<xsd:attribute name="question-response-type" use="optional">
  <xsd:simpleType>
    <xsd:annotation>
      <xsd:documentation/>
    </xsd:annotation>
    <xsd:restriction base="xsd:NMTOKEN">
      <xsd:enumeration value="essay"/>
      <xsd:enumeration value="fill-in-the-blank"/>
      <xsd:enumeration value="multi-select"/>
      <xsd:enumeration value="multiple-choice"/>
      <xsd:enumeration value="short-answer"/>
      <xsd:enumeration value="true-false"/>
    </xsd:restriction>
  </xsd:simpleType>
</xsd:attribute>