Make clicked nav item active while deactivating all others

file.js

$(document).ready(function() {
  $('nav ul li').click(function(e) { // when clicking on the first level li
    $('nav ul li div').removeClass('menu-is-visible'); // first remove the visible class any child div 
    $(this).children('div').addClass('menu-is-visible'); // then add the visible class to the current child div
  });
});