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

O: rearview mirror, U: scaffold, and B: container. You press <<O>>.
O: gallows, U: purse, and B: pine tree. You press <<U>>.
O: watering can, U: cauliflower, and B: stretcher. You press <<U>>.
O: throne, U: car door, and B: clothesline. You press <<B>>.
O: jump rope, U: chive, and B: badge. You press <<U>>.
O: pocketknife, U: caterpillar, and B: hay. You press <<O>>.
O: veil, U: seal, and B: missile. You press <<O>>.
O: bucket, U: sushi, and B: window. You press <<U>>.
O: underwear, U: dirt bike, and B: vent. You press <<O>>.
O: blouse, U: roulette wheel, and B: blueberry. You press <<O>>.
O: roll, U: shutter, and B: horse. You press <<O>>.
O: egg roll, U: clock, and B: wasp. You press <<U>>.
O: mold, U: fur coat, and B: kazoo. You press <<U>>.
O: figurine, U: traffic light, and B: headset. You press <<U>>.
O: headset, U: coverall, and B: jelly bean. You press <<U>>.
O: scallop, U: apron, and B: loincloth. You press <<O>>.
O: hedgehog, U: stamp, and B: grille. You press <<U>>.
O: videogame, U: razor, and B: mashed potato. You press <<O>>.
O: snowman, U: jelly bean, and B: briefcase. You press <<B>>.
O: battery, U: jeans, and B: fruitcake. You press <<U>>.