JSFiddle - React, Tailwind, and code Playground

HTML

<table border=1 data-date="12/20/2012">
    <tr><th>Student ID</th><th>Grade</th><th>Apply Recorrection</th>
    <tr><td>RS211</td><td>C</td><td>Click Here</td></tr>
    <tr><td>RS221</td><td>B</td><td>Click Here</td></tr>
    <tr><td>RS251</td><td>F</td><td>Click Here</td></tr>
</table>

JavaScript

var baseDate = new Date($("table").data('date'));
var expireDate = new Date().setDate(baseDate.getDate() + 14);
var curDate = new Date();

if (curDate > expireDate)
    $("table td:nth-child(3)").hide();