JSFiddle - React, Tailwind, and code Playground

HTML

<select rel="dropdown" name="trigger_id" id="trigger_id" 
onchange="(this.value != '') ? document.getElementById('trigger_unit').checked=true : 
document.getElementById('normal_unit').checked=true;" style="width: 120px;">
<option value="" selected="selected">--none--</option>
<option value="1">Critical</option>
<option value="2">Draw</option>
<option value="4">Heal</option>
<option value="3">Stand</option>
</select>


<input type="radio" id="trigger_unit" value="trigger" />
<input type="radio" id="normal_unit"  value="normal" />