Click on a "radio" widget. <BODY ref="11"><FORM id="mturk_form" ref="12"><DIV id="wrap" ref="13"><DIV id="area" ref="14"><DIV classes="widget" ref="1"><INPUT_text ref="2" value="d"></INPUT_text></DIV><DIV classes="widget" ref="3"><LABEL ref="4"><input type="checkbox" ref="5" value="False"></input><t ref="-1" text="QJbxY"></t></LABEL></DIV><DIV classes="widget" ref="6"><TEXTAREA ref="7" value="dI" text="dI"></TEXTAREA></DIV><DIV classes="widget" ref="8"><INPUT_text ref="9" value="i3"></INPUT_text></DIV><DIV classes="widget" ref="10"><LABEL ref="11"><INPUT_radio ref="12" value="False"></INPUT_radio><t ref="-2" text="vGuh"></t></LABEL></DIV></DIV></DIV></FORM></BODY>