Conversation so far:
Where was Toni Morrison born?
Toni Morrison was born in Lorain, Ohio.
Did Toni Morrison have siblings?
Toni Morrison was the second of four children.
What were Toni Morrison's parents like?
Toni Morrison was born to Ramah and George Wofford. Her mother was born in Greenville, Alabama. Her father grew up in Cartersville, Georgia.
What did Toni Morrison's father Ramah Wofford do?
Ramah Wofford was a homemaker and a devout member of the African Methodist Episcopal Church.
Where did Toni Morrison go to school?
Toni Morrison attended Lorain High School.
How were Toni Morrison's school years?
Toni Morrison was on the debate team, the yearbook staff, and in the drama club at Lorain High School.

Question: When did she graduate high school?
Self-contained rewrite: When did Toni Morrison graduate high school?