JSFiddle - React, Tailwind, and code Playground
by Regisc
HTML
<label>Would you like to compete?</label>
<input type="radio" name="compete" value="2" id="competenoradio">
<label for="compete_no">No</label>
<input type="radio" name="compete" value="1" id="competeyesradio">
<label for="compete_yes">Yes</label>
<div id="competeyes" style="display:none">
<label class="competeyestxt">Which Location?</label>
<textarea rows="4" cols="40" maxlength="2000" name="competeyestextarea" class="competeyestxt"></textarea>
</div>
JavaScript
$('input[name="compete"]').bind('change', function () {
$('#competeyes').toggle($(this).val() === '1');
});