如何找到最近的一组单选按钮并清除它们

<div id="radioContainer">
  <input type="radio" name="group" value="option1"> Option 1
  <input type="radio" name="group" value="option2"> Option 2
  <input type="radio" name="group" value="option3"> Option 3
</div>
<button onclick="clearRadioButtons()">Clear Radio Buttons</button>

function clearRadioButtons() {
  var radioContainer = document.getElementById("radioContainer");
  var radioButtons = radioContainer.querySelectorAll("input[type='radio']");

  radioButtons.forEach(function(button) {
    button.checked = false;
  });
}