CREATE TABLE table_15621965_17 (no NUMBER, position VARCHAR2, school_club_team VARCHAR2)

What is the latest number of the guard position from the Wake Forest school team?
SELECT MAX(no) FROM table_15621965_17 WHERE position = "Guard" AND school_club_team = "Wake Forest"
SELECT MAX("no") FROM "table_15621965_17" WHERE "Guard" = "position" AND "Wake Forest" = "school_club_team"