รอบสูงสุดของ University of Southern California คืออะไร?ไม่จำเป็นต้องใช้ตารางทั้งหมด
What is the University of Southern California's highest Round?It is not neccessary to use all the tables.
 table_name_92:  (round [ INTEGER ] school [ VARCHAR) ]
SELECT MAX(round) FROM table_name_92 WHERE school = "university of southern california"