You will be presented with triplets of objects, which will be assigned to the keys Q, O, and D.
In each trial, please indicate which object you think is the odd one out by pressing the corresponding key.
In other words, please choose the object that is the least similar to the other two.

Q: smoke alarm, O: razor blade, and D: window. You press <<O>>.
Q: van, O: anchor, and D: scarf. You press <<D>>.
Q: undershirt, O: cauliflower, and D: game. You press <<O>>.
Q: bongo, O: straw, and D: scoreboard. You press <<Q>>.
Q: cockroach, O: diskette, and D: bison. You press <<O>>.
Q: dragonfly, O: water fountain, and D: cabinet. You press <<Q>>.
Q: jar, O: pill, and D: diskette. You press <<D>>.
Q: cake, O: hail, and D: pencil. You press <<D>>.
Q: mat, O: copier, and D: bun. You press <<O>>.
Q: snowplow, O: scraper, and D: sheet. You press <<D>>.
Q: football helmet, O: ketchup, and D: target. You press <<O>>.
Q: pepper mill, O: beaver, and D: wedding cake. You press <<O>>.
Q: toaster oven, O: chalk, and D: spoon. You press <<O>>.
Q: duster, O: plaster cast, and D: oil. You press <<D>>.
Q: curry, O: jumpsuit, and D: ear. You press <<Q>>.
Q: sewing machine, O: hearing aid, and D: matchbox. You press <<D>>.
Q: cinnamon, O: headset, and D: snake. You press <<D>>.
Q: drum, O: lamp, and D: curling iron. You press <<Q>>.
Q: electric chair, O: gurney, and D: paperweight. You press <<D>>.
Q: cilantro, O: screen, and D: coffee bean. You press <<O>>.