Complex sentence: His sophomore season, he averaged 20 points per game, while also averaging 4 steals, 3.8 assists, and 3.6 rebounds and earned the South Carolina boys basketball player of the year and was selected for the U16 USA National Team.
Split into simpler sentences: His sophomore season he averaged 20 points per game, while also averaging 4 steals, 3.8 assists, and 3.6 rebounds. He earned the South Carolina boys basketball player of the year and was selected for the U16 USA National Team.