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

D: curling iron, O: paperclip, and X: chair. You press <<D>>.
D: diaper, O: dish, and X: metal detector. You press <<D>>.
D: airbag, O: pocketknife, and X: tray. You press <<D>>.
D: bulletin board, O: crown, and X: washing machine. You press <<O>>.
D: cigarette holder, O: hydrant, and X: hammer. You press <<O>>.
D: home plate, O: plunger, and X: macadamia. You press <<O>>.
D: teepee, O: earwig, and X: baton. You press <<D>>.
D: celery, O: basket, and X: chin. You press <<X>>.
D: pants, O: bark, and X: catapult. You press <<X>>.
D: oven, O: quiche, and X: flan. You press <<D>>.
D: diving board, O: sheep, and X: snowplow. You press <<D>>.
D: fishing pole, O: chandelier, and X: swordfish. You press <<O>>.
D: perfume, O: swing, and X: drum. You press <<D>>.
D: locker, O: coffee table, and X: snowmobile. You press <<X>>.
D: gargoyle, O: locket, and X: crank. You press <<O>>.
D: gondola, O: dresser, and X: blinder. You press <<O>>.
D: hip, O: abacus, and X: tadpole. You press <<X>>.
D: hot chocolate, O: electric chair, and X: root. You press <<O>>.
D: applesauce, O: bathrobe, and X: camera. You press <<X>>.
D: cup, O: quill, and X: fire pit. You press <<X>>.