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

Z: sewing machine, O: drink, and A: smoke alarm. You press <<O>>.
Z: fast food, O: ambulance, and A: strap. You press <<Z>>.
Z: game, O: rifle, and A: arugula. You press <<A>>.
Z: jumpsuit, O: shorts, and A: toucan. You press <<A>>.
Z: hummingbird, O: torso, and A: train set. You press <<A>>.
Z: trumpet, O: drawer, and A: dryer. You press <<Z>>.
Z: treasure, O: gallows, and A: tank. You press <<A>>.
Z: scanner, O: chicken, and A: clarinet. You press <<O>>.
Z: chaps, O: stick, and A: dough. You press <<A>>.
Z: water heater, O: snowmobile, and A: skull. You press <<A>>.
Z: coffin, O: skin, and A: cot. You press <<O>>.
Z: dress, O: forklift, and A: trolley. You press <<Z>>.
Z: dustpan, O: tuxedo, and A: hairnet. You press <<O>>.
Z: container, O: telescope, and A: hedge. You press <<Z>>.
Z: fire pit, O: mongoose, and A: sparkler. You press <<O>>.
Z: sheet, O: christmas card, and A: inhaler. You press <<O>>.
Z: skunk, O: glue, and A: tablet. You press <<Z>>.
Z: place mat, O: exerciser, and A: wand. You press <<O>>.
Z: pedometer, O: mandolin, and A: latch. You press <<A>>.
Z: trumpet, O: spider, and A: seesaw. You press <<Z>>.