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

Z: basil, D: fire pit, and X: llama. You press <<D>>.
Z: charcoal, D: scale, and X: punch. You press <<Z>>.
Z: vent, D: stopwatch, and X: potpourri. You press <<Z>>.
Z: refrigerator, D: gem, and X: pencil. You press <<Z>>.
Z: cardinal, D: duffel bag, and X: lettuce. You press <<X>>.
Z: plant, D: fruit, and X: revolver. You press <<D>>.
Z: jackhammer, D: bulldozer, and X: lizard. You press <<X>>.
Z: mirror, D: flagpole, and X: paper plate. You press <<D>>.
Z: armor, D: comb, and X: rack. You press <<Z>>.
Z: crayon, D: pine needle, and X: yacht. You press <<Z>>.
Z: scissors, D: bazooka, and X: lego. You press <<Z>>.
Z: pallet, D: chimney, and X: starfish. You press <<X>>.
Z: train set, D: quiche, and X: violin. You press <<D>>.
Z: pepperoni, D: cap, and X: pennant. You press <<X>>.
Z: microscope, D: sling, and X: saltshaker. You press <<X>>.
Z: guitar, D: hay, and X: defibrillator. You press <<D>>.
Z: moss, D: turtle, and X: record. You press <<X>>.
Z: bunkbed, D: eyedropper, and X: stake. You press <<Z>>.
Z: hopscotch, D: dollhouse, and X: iron. You press <<X>>.
Z: cake mix, D: tongs, and X: bull. You press <<Z>>.