tracking choices via a menu if in interactive session</span></span></span>
<span class="r-in"><span><span class="kw">if</span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/interactive.html" class="external-link">interactive</a></span><span class="op">(</span><span class="op">)</span><span class="op">)</span><span class="op">{</span></span></span>
<span class="r-in"><span>  <span class="fu">ga_trackme</span><span class="op">(</span><span class="op">)</span></span></span>
<span cla