Complex sentence: An active rock station may include songs by known and popular artists such as Aerosmith, Led Zeppelin, Metallica, and AC/DC in its playlist, whereas a modern rock or classic rock station would not.
Split into simpler sentences: An active rock station may include songs by known and popular artists such as Aerosmith, Led Zeppelin, Metallica, and AC/DC in its playlist. Whereas a modern rock or classic rock station would not.