text: import React from 'react';
  import { Link } from 'react-router-dom';
  
  // <a> uses server-side routing
  // <Link> uses client-side routing
  // <NavLink> supports browser navigation link and add 'activeClassName' to show diff behavior
  const NotFoundPage = () => (
    <div>
      404- <Link to="/">Go Home</Link>
    </div>
  )
  
  export default NotFoundPage;