what AAAAA class has the school year of 1990-91?
CREATE TABLE table_name_56 (class_aAAAA VARCHAR, school_year VARCHAR)
SELECT class_aAAAA FROM table_name_56 WHERE school_year = "1990-91"
### Context: CREATE TABLE table_name_56 (class_aAAAA VARCHAR, school_year VARCHAR) ### Question: what AAAAA class has the school year of 1990-91? ### Answer: SELECT class_aAAAA FROM table_name_56 WHERE school_year = "1990-91"