submit-social-housing-lettings-and-sales-data/app/views/form/_radio_question.html.erb

<%= f.govuk_radio_buttons_fieldset question.id.to_sym,
    legend: { text: question.header.html_safe, size: page_header.nil? ? "l" : "m", tag: page_header.nil? ? "h2" : "h1" },
    hint: { text: question.hint_text },
    small: (question.answer_options.size > 5) do %>

    <% question.answer_options.map do |key, val| %>
      <% if key.starts_with?("divider") %>
        <%= f.govuk_radio_divider %>
      <% else %>
        <%= f.govuk_radio_button question.id, val, label: { text: val }, **stimulus_html_attributes(question) %>
      <% end %>
    <% end %>
<% end %>