CREATE TABLE table_name_79 (year VARCHAR, apparatus VARCHAR, competition_description VARCHAR, rank_final VARCHAR)

What is Year, when Competition Description is 'U.S. Championships', when Rank-Final is less than 3, and when Apparatus is 'All-Around'?
SELECT year FROM table_name_79 WHERE competition_description = "u.s. championships" AND rank_final < 3 AND apparatus = "all-around"
SELECT "year" FROM "table_name_79" WHERE "all-around" = "apparatus" AND "competition_description" = "u.s. championships" AND "rank_final" < 3