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

C: raincoat, Z: top hat, and E: wig. You press <<Z>>.
C: helicopter, Z: tamale, and E: nut. You press <<C>>.
C: meerkat, Z: dumpster, and E: paper. You press <<C>>.
C: pool table, Z: grain, and E: board. You press <<Z>>.
C: shortbread, Z: solar panel, and E: bedpost. You press <<C>>.
C: trident, Z: doll, and E: watch. You press <<E>>.
C: table, Z: wax, and E: book. You press <<Z>>.
C: surfboard, Z: guacamole, and E: leash. You press <<Z>>.
C: duster, Z: chandelier, and E: rollerblade. You press <<E>>.
C: boxing gloves, Z: toaster oven, and E: coleslaw. You press <<C>>.
C: suspenders, Z: cloud, and E: slide. You press <<C>>.
C: dragonfly, Z: insole, and E: scale. You press <<E>>.
C: music box, Z: tiara, and E: hula hoop. You press <<Z>>.
C: lip gloss, Z: outfit, and E: barrel. You press <<E>>.
C: tree trunk, Z: dagger, and E: air pump. You press <<Z>>.
C: rose, Z: snack, and E: puffin. You press <<C>>.
C: cooker, Z: spout, and E: rickshaw. You press <<C>>.
C: mouth, Z: okra, and E: headlamp. You press <<E>>.
C: tuba, Z: hay, and E: mouth. You press <<Z>>.
C: flask, Z: handbrake, and E: backdrop. You press <<E>>.