CREATE TABLE table_203_90 (id NUMBER, "religious\ group" CLOB, "population\ %" CLOB, "growth\ ( 1991-2001 ) " CLOB, "sex ratio\ ( total ) " NUMBER, "literacy\ ( % ) " CLOB, "work participation\ ( % ) " CLOB, "sex ratio\ ( rural ) " NUMBER, "sex ratio\ ( urban ) " NUMBER, "sex ratio\ ( child ) " NUMBER)

what religious group is the only one with at least 90 % literacy % ?
SELECT "religious\ngroup" FROM table_203_90 WHERE "literacy\n(%)" >= 90
SELECT "religious\ngroup" FROM "table_203_90" WHERE "literacy\n(%)" >= 90