user: Question: Which Regular Season Champion(s) has a Record of 9–0, and a Tournament Champion of North Carolina?
Columns: ['Year', 'Regular Season Champion(s)', 'Record', 'Tournament Champion', 'Tournament venue', 'Tournament city']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1921–22', 'Virginia', '5–0', 'North Carolina', 'Municipal Auditorium', 'Atlanta , Georgia']
SQL:

assistant: SELECT "Regular Season Champion(s)" FROM "Table" WHERE "Record" = '9–0' AND "Tournament Champion" = 'North Carolina';