JSFiddle - React, Tailwind, and code Playground

HTML

<div class="usedYesNo">
  <h5>Question 1</h5>
  <ul class="YesNo">
    <li>
      <input class="option-child" type="radio" name="YesNo1[]" value="Yes" >
      <label for="Yes">Yes</label>
    </li>
    <li>
      <input class="option-child" type="radio" name="YesNo1[]" value="No" >
      <label for="No">No</label>
    </li>
 </ul>
</div>
<div class="usedYesNo">
  <h5>Question 2</h5>
  <ul class="YesNo">
    <li>
      <input class="option-child" type="radio" name="YesNo2[]" value="Yes">
      <label for="Yes">Yes</label>
    </li>
    <li>
      <input class="option-child" type="radio" name="YesNo2[]" value="No"checked="checked" >
      <label for="No">No</label>
    </li>
 </ul>
</div>

JavaScript

var yesno2 = $('input[name="YesNo2[]"]:checked').val(); 
alert(yesno2);