e).

<span class="p">    :- </span><span class="k">public</span>(foo<span class="o">/</span><span class="m">2</span>).
<span class="p">    :- </span><span class="k">include</span>(<span class="s">&#39;code.pl&#39;</span>).

<span class="p">:- </span><span class="k">end_object</span>.
</pre></div>
</div>
<p>Save the object to an e.g. <code class="docutils literal notranslate"><span class="pre">code.lgt</span></code> file in the same directory as
the Prolog file and then load it in debug mode:</p>
<div class=