You will be presented with triplets of objects, which will be assigned to the keys Z, N, 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: bean, N: screw, and A: freezer. You press <<N>>.
Z: spool, N: wick, and A: dashboard. You press <<N>>.
Z: arm, N: ketchup, and A: mullet. You press <<N>>.
Z: hummus, N: airboat, and A: switch. You press <<Z>>.
Z: walker, N: wafer, and A: harmonica. You press <<N>>.
Z: puppy, N: bun, and A: iguana. You press <<N>>.
Z: swimsuit, N: water bottle, and A: chainsaw. You press <<A>>.
Z: peanut butter, N: boy, and A: car seat. You press <<A>>.
Z: guardrail, N: sandpaper, and A: scarf. You press <<A>>.
Z: detonator, N: sonogram, and A: bowtie. You press <<Z>>.
Z: toucan, N: omelet, and A: cannon. You press <<Z>>.
Z: plastic film, N: luggage, and A: air mattress. You press <<Z>>.
Z: tortellini, N: luggage, and A: pantsuit. You press <<Z>>.
Z: teepee, N: photo booth, and A: fur coat. You press <<N>>.
Z: pine needle, N: skirt, and A: boxing gloves. You press <<Z>>.
Z: strawberry, N: whistle, and A: stingray. You press <<N>>.
Z: weather vane, N: tablecloth, and A: appetizer. You press <<Z>>.
Z: staple, N: ice-cream cone, and A: flatiron. You press <<N>>.
Z: scoop, N: backdrop, and A: scissors. You press <<N>>.
Z: flagpole, N: skewer, and A: shower curtain. You press <<A>>.