skill-assessment-app/app/views/admin/question/_radio.html.erb

<strong>Radio Options</strong>

<ul data-id="input_option_list">
  <% question.input_options.each do | option | %>
    <li>
      <%= text_field_tag 'question[multi_choice][]', option, { disabled: (disable ||= false), data: { last: option } } %>
    </li>
  <% end %>
</ul>

<% unless (disable ||= false) %>
  <div>Add option</div>
  <div>
    <%= text_field_tag 'question[multi_choice][]', nil, { disabled: (disable ||= false), data: { last: nil } } %>
  </div>
<% end %>