CREATE TABLE table_name_35 (european_competitions VARCHAR, tier VARCHAR, season VARCHAR)

Tier of 2, and a Season of 2000 01 is what European competitions?
SELECT european_competitions FROM table_name_35 WHERE tier = 2 AND season = "2000–01"
SELECT "european_competitions" FROM "table_name_35" WHERE "2000–01" = "season" AND "tier" = 2