Which laundry detergent works the best out of Kirkland, Cheer, Oxiclean, and simply olive oil?

Science fair project. =)Which laundry detergent works the best out of Kirkland, Cheer, Oxiclean, and simply olive oil?
I will have to say Cheer.:)Which laundry detergent works the best out of Kirkland, Cheer, Oxiclean, and simply olive oil?
Cheer
since you don't have tide....i do use oxiclean as a stain treater so I'll go with that
olive oil? never heard that before... wouldn't it stain?
I'll do the Oxiclean...