CREATE TABLE table_name_5 (season VARCHAR, acquisition_via VARCHAR, school_club_team VARCHAR)

Which season had a trade with the school/club team La Salle?
SELECT season FROM table_name_5 WHERE acquisition_via = "trade" AND school_club_team = "la salle"
SELECT "season" FROM "table_name_5" WHERE "acquisition_via" = "trade" AND "la salle" = "school_club_team"