Conversation so far:
What happened with Mumia Abu-Jamal's education and career?
After attaining his GED, Mumia Abu-Jamal studied briefly at Goddard College and by 1975 Abu-Jamal was working in radio newscasting at Temple University's WRTI
Where was Mumia Abu-Jamal suspended?
Mumia Abu-Jamal was suspended at Benjamin Franklin High School
Who suspended Mumia Abu-Jamal?
Benjamin Franklin High School suspended Mumia Abu-Jamal for distributing literature calling for black revolutionary student power.
Which part of Mumia Abu-Jamal's journalism career was noteworthy?
As a radio journalist, Mumia Abu-Jamal was renowned for identifying with and covering the MOVE anarcho-primitivist commune in West Philadelphia's Powelton Village neighborhood.
Which institution did Mumia Abu-Jamal attend?
Mumia Abu-Jamal attended Benjamin Franklin High School

Question: What was his activity in the school?
Self-contained rewrite: What was Mumia Abu-Jamal's activity in Benjamin Franklin High School?