Complex sentence: As rock and roll emerged in the mid- 1950s, the youth audience was drifting away from standards like Carmichael's, and the music industry found less commercial appeal in his new songs, while jazz aficionados turned their attention to bebop.
Split into simpler sentences: As rock and roll emerged in the mid- 1950s the youth audience drifted away from standards like Carmichael's. The music industry found less commercial appeal in his new songs, while many jazz aficionados turned their attention to bebop.