CREATE TABLE table_24888 ("English short name  ( upper/lower case ) " CLOB, "Alpha-2 code" CLOB, "Alpha-3 code" CLOB, "Numeric code" FLOAT, "ISO 3166-2 codes" CLOB)

What is the Alpha 2 code for the area also known as TCA?
SELECT "Alpha-2 code" FROM table_24888 WHERE "Alpha-3 code" = 'TCA'
SELECT "Alpha-2 code" FROM "table_24888" WHERE "Alpha-3 code" = 'TCA'