CREATE TABLE table_name_79 (grid INT, driver VARCHAR, laps VARCHAR)

What is the average grid of driver Christian Vietoris who has less than 12 laps?
SELECT AVG(grid) FROM table_name_79 WHERE driver = "christian vietoris" AND laps < 12
SELECT AVG("grid") FROM "table_name_79" WHERE "christian vietoris" = "driver" AND "laps" < 12