JSFiddle - React, Tailwind, and code Playground

HTML

<form>
    <div class="answer1wrap">
        <label>Select your top champion:</label>
        <select id="topSelect">
            <option value="void">Select a champion</option>
            <option value="aatrox">Aatrox</option>
            <option value="ahri">Ahri</option>
            <option value="akali">Akali</option>
        </select>
    </div>
</form>
<button class="btn btn-default" id="checkbtn" type="button"><span class="glyphicon glyphicon-check"></span> Calculate Win Chance</button>
<div class="display">
    <p>The top champion you selected is: </p>
</div>

JavaScript

$(".btn-default").on('click', function () {
    if ($("#topSelect").val() == "aatrox") {
        $(".display p").text("You selected Aatrox for your teams top lane champion.");
    }
});