On a single post page, it gives the categories to which the page is affiliated.

depent.php

     <?php
     // $terms = wp_get_post_terms( get_the_id(), 'topics', array( 'orderby' => 'term_order' ));
    $terms = wp_get_post_terms( get_the_id(), 'category', array( 'orderby' => 'term_order' ));
      echo "<pre>";
      print_r( $terms);
      get_permalink($id);