<p>It looks like most of the history courses at Penn have no pre-requistes. That said, could you comment on the difficulty of the different level courses ie </p>
<p>000-99
100-199
200-299
300-399
400-499</p>
<p>etc…</p>
<p>It looks like most of the history courses at Penn have no pre-requistes. That said, could you comment on the difficulty of the different level courses ie </p>
<p>000-99
100-199
200-299
300-399
400-499</p>
<p>etc…</p>