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

O: beet, H: wallpaper, and D: pepper. You press <<H>>.
O: life jacket, H: eggplant, and D: popsicle. You press <<O>>.
O: shoe, H: flask, and D: moccasin. You press <<H>>.
O: red carpet, H: cracker, and D: clarinet. You press <<H>>.
O: stapler, H: barnacle, and D: soda. You press <<H>>.
O: stem, H: wax, and D: bobsled. You press <<D>>.
O: coyote, H: dresser, and D: hourglass. You press <<O>>.
O: stereo, H: roller, and D: altar. You press <<H>>.
O: marshmallow, H: fire alarm, and D: train. You press <<O>>.
O: fingerprint, H: quad, and D: music box. You press <<O>>.
O: ballot box, H: bonnet, and D: pincushion. You press <<O>>.
O: kayak, H: olive, and D: oven. You press <<O>>.
O: coyote, H: ham, and D: home plate. You press <<D>>.
O: hubcap, H: pita, and D: spear. You press <<D>>.
O: pulpit, H: bagel, and D: chip. You press <<D>>.
O: necklace, H: rickshaw, and D: roller coaster. You press <<H>>.
O: aircraft carrier, H: thorn, and D: videogame. You press <<O>>.
O: wreck, H: doorstop, and D: gourd. You press <<O>>.
O: penholder, H: projector, and D: rubber band. You press <<D>>.
O: mussel, H: mold, and D: barbell. You press <<H>>.