JSFiddle - React, Tailwind, and code Playground

HTML

<h1>Avalie de 1 a 4 sem repetir</h1>
    <div id="p1">
        <form id="form1" action="" method="get">
            <label class="control-label" for="a1"> <strong> Organizado</strong></label>
            <select name="a1" id="a1" onchange="valorSelecionado(this)">
                <option  id="a1" name="a1" value="4" /> 4<br />
                <option  id="a1" name="a1" value="3" /> 3<br />
                <option  id="a1" name="a1" value="2" /> 2<br />
                <option  id="a1" name="a1" value="1" /> 1<br />
            </select>
            <br /><br />
            <label class="control-label" for="b1"> <strong> Criativo</strong></label>
            <select name="b1" id="b1" onchange="valorSelecionado(this)">
                <option  id="b1" name="b1" value="4" /> 4<br />
                <option  id="b1" name="b1" value="3" /> 3<br />
                <option  id="b1" name="b1" value="2" /> 2<br />
                <option  id="b1" name="b1" value="1" /> 1<br />
            </select>
            <br /><br />
            <label class="control-label" for="c1"> <strong> Independente</strong></label>
            <select name="c1" id="c1" onchange="valorSelecionado(this)">
                <option  id="c1" name="c1" value="4" /> 4<br />
                <option  id="c1" name="c1" value="3" /> 3<br />
                <option  id="c1" name="c1" value="2" /> 2<br />
                <option  id="c1" name="c1" value="1" /> 1<br />
            </select>
            <br /><br />
            <label class="control-label" for="d1"> <strong> Impulsivo</strong></label>
            <select name="d1" id="d1" onchange="valorSelecionado(this)">
                <option  id="d1" name="d1" value="4" /> 4<br />
                <option  id="d1" name="d1" value="3" /> 3<br />
                <option  id="d1" name="d1" value="2" /> 2<br />
                <option  id="d1" name="d1" value="1" /> 1<br />
            </select>
            <br />

        </form>
    </div>

JavaScript

window.valorSelecionado = function (sel) {
 console.log(sel.id);
  var val = sel.selectedIndex;
  var id = sel.id;

  var selects = document.getElementsByTagName('select');
  for(var i = 0; i < selects.length; ++i) {
    var s = selects[i];
    if (s.id != id) {
       s.removeChild(s[val])
    }
  } 
}