Complex sentence: Seth attended St. Carthage Catholic church in West Philadelphia (now called St. Cyprian), serving as alter boy, Central High School and Pennsylvania State University, where he served as President of the Black Student Caucus and the Undergraduate Student Government.
Split into simpler sentences: Seth attended St. Carthage Catholic church in West Philadelphia (now called St. Cyprian), serving as alter boy. He attended Central High School and Pennsylvania State University, where he served as President of the Black Student Caucus and the Undergraduate Student Government.