CREATE TABLE table_38799 ("Driver" CLOB, "Constructor" CLOB, "Laps" CLOB, "Time/Retired" CLOB, "Grid" CLOB)

Who was the contstructor of the car having a grid of 20?
SELECT "Constructor" FROM table_38799 WHERE "Grid" = '20'
SELECT "Constructor" FROM "table_38799" WHERE "Grid" = '20'