<ol>
<li>Premed is a major at some schools.</li>
<li>That blurb from Collegeboard is basically saying “Physics B is for people who are going into the sciences but not physics.”</li>
<li>Physics C has BC calculus on it, which Physics B does not. It’s also much closer to the equivalent of an introductory physics class at most colleges, so I would (and did) go with that.</li>
</ol>