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

C: tupperware, U: bedpost, and A: maggot. You press <<A>>.
C: barbell, U: swimming pool, and A: hairpin. You press <<C>>.
C: milk, U: doily, and A: hard disk. You press <<C>>.
C: highchair, U: sewage, and A: sprouts. You press <<A>>.
C: aluminum foil, U: rake, and A: clothes. You press <<C>>.
C: cow, U: eye, and A: bookmark. You press <<A>>.
C: lab coat, U: quill, and A: stew. You press <<C>>.
C: tackle, U: burrito, and A: spark plug. You press <<U>>.
C: onion, U: catapult, and A: jeans. You press <<C>>.
C: robot, U: amplifier, and A: harp. You press <<C>>.
C: beaver, U: ski lift, and A: shell. You press <<U>>.
C: extinguisher, U: breakfast, and A: radish. You press <<C>>.
C: generator, U: wire cutters, and A: fishbowl. You press <<A>>.
C: tube top, U: sorbet, and A: pesto. You press <<C>>.
C: bookshelf, U: stir fry, and A: curry. You press <<C>>.
C: robot, U: origami, and A: rollerskate. You press <<U>>.
C: filter, U: anchor, and A: aluminum foil. You press <<C>>.
C: pedal, U: boxer shorts, and A: grain. You press <<C>>.
C: eye patch, U: dolly, and A: chin. You press <<U>>.
C: cinnamon, U: frame, and A: bib. You press <<C>>.