如何根据选中的单选按钮显示下拉结果| JSP

<input type="radio" name="option" value="option1" onclick="showDropdown('option1')"> Option 1
<input type="radio" name="option" value="option2" onclick="showDropdown('option2')"> Option 2
<input type="radio" name="option" value="option3" onclick="showDropdown('option3')"> Option 3

<select id="dropdown" style="display: none;">
  <option value="1">Dropdown Result 1</option>
  <option value="2">Dropdown Result 2</option>
  <option value="3">Dropdown Result 3</option>
</select>

function showDropdown(option) {
  var dropdown = document.getElementById("dropdown");
  
  if (option === "option1") {
    dropdown.style.display = "block";
  } else {
    dropdown.style.display = "none";
  }
}