CREATE TABLE table_68528 ("Compound name" CLOB, "Colour" CLOB, "Tread" CLOB, "Driving conditions" CLOB, "Dry Type*" CLOB, "Grip" CLOB, "Durability" CLOB)

What grip has a dry option?
SELECT "Grip" FROM table_68528 WHERE "Dry Type*" = 'option'
SELECT "Grip" FROM "table_68528" WHERE "Dry Type*" = 'option'