CREATE TABLE table_20091 ("Name" TEXT, "Position" TEXT, "Number" FLOAT, "School/Club Team" TEXT, "Season" TEXT, "Acquisition via" TEXT)

What was the school/club team whose season was in 2012 and were acquired via trade?
SELECT "School/Club Team" FROM table_20091 WHERE "Season" = '2012' AND "Acquisition via" = 'Trade'
SELECT "School/Club Team" FROM "table_20091" WHERE "Acquisition via" = 'Trade' AND "Season" = '2012'