You will be presented with triplets of objects, which will be assigned to the keys O, X, and M.
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: grapevine, X: spur, and M: honeypot. You press <<O>>.
O: basketball hoop, X: stamp, and M: shredder. You press <<O>>.
O: worm, X: cleaver, and M: puppy. You press <<X>>.
O: ravioli, X: bowl, and M: bouquet. You press <<M>>.
O: pearl, X: gazelle, and M: magnet. You press <<M>>.
O: mail, X: ankle, and M: lime. You press <<O>>.
O: pigeon, X: ladybug, and M: polo shirt. You press <<M>>.
O: sweeper, X: yogurt, and M: sea urchin. You press <<O>>.
O: jet, X: dice, and M: pants. You press <<X>>.
O: cash register, X: grater, and M: trombone. You press <<O>>.
O: coffee bean, X: abacus, and M: steak. You press <<X>>.
O: saxophone, X: stapler, and M: puck. You press <<X>>.
O: contact lens, X: oilcan, and M: handle. You press <<X>>.
O: vial, X: orange rind, and M: mascara. You press <<X>>.
O: plum, X: honey, and M: birdcage. You press <<M>>.
O: gauze, X: roller coaster, and M: pliers. You press <<X>>.
O: hatbox, X: pea, and M: hubcap. You press <<X>>.
O: turbine, X: tuxedo, and M: music box. You press <<X>>.
O: telephone pole, X: cheeseburger, and M: bobsled. You press <<X>>.
O: beanie, X: cellphone, and M: whale. You press <<X>>.