You will be presented with triplets of objects, which will be assigned to the keys X, B, 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.

X: mouthpiece, B: furnace, and D: jumpsuit. You press <<X>>.
X: pedal, B: lego, and D: pool table. You press <<X>>.
X: slug, B: lettuce, and D: slicer. You press <<D>>.
X: seaplane, B: hip, and D: platypus. You press <<D>>.
X: sunflower, B: counter, and D: beetle. You press <<D>>.
X: glass, B: calzone, and D: branch. You press <<D>>.
X: noose, B: mussel, and D: checkbook. You press <<X>>.
X: curb, B: fan, and D: tank. You press <<X>>.
X: lollipop, B: skirt, and D: gate. You press <<D>>.
X: strainer, B: coin, and D: cymbal. You press <<X>>.
X: scrambled egg, B: fan, and D: gavel. You press <<X>>.
X: checkers, B: porthole, and D: mashed potato. You press <<X>>.
X: eyepiece, B: chimney, and D: hard disk. You press <<D>>.
X: spider, B: pan, and D: cobra. You press <<B>>.
X: bagel, B: cantaloupe, and D: robot. You press <<D>>.
X: lifesaver, B: cage, and D: slot machine. You press <<D>>.
X: scallion, B: water filter, and D: seaweed. You press <<B>>.
X: rabbit, B: chainsaw, and D: jug. You press <<B>>.
X: manatee, B: duckling, and D: milkshake. You press <<D>>.
X: peg, B: birthday cake, and D: can opener. You press <<D>>.