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

R: lanyard, X: cookie sheet, and M: mop. You press <<R>>.
R: cigarette, X: valve, and M: cooler. You press <<X>>.
R: windowsill, X: raincoat, and M: retainer. You press <<R>>.
R: tractor, X: mitten, and M: shorts. You press <<R>>.
R: detonator, X: torpedo, and M: rack. You press <<M>>.
R: jump rope, X: abacus, and M: honeypot. You press <<M>>.
R: crutch, X: blender, and M: bowler hat. You press <<X>>.
R: panther, X: megaphone, and M: water bottle. You press <<X>>.
R: floss, X: spam, and M: hourglass. You press <<M>>.
R: mustache, X: puppy, and M: wire. You press <<M>>.
R: garbage truck, X: cheeseburger, and M: electric chair. You press <<M>>.
R: lingerie, X: poinsettia, and M: appetizer. You press <<X>>.
R: duct tape, X: wax, and M: mistletoe. You press <<R>>.
R: air mattress, X: drain, and M: umbrella. You press <<R>>.
R: oyster, X: headset, and M: barrette. You press <<R>>.
R: snowman, X: mail, and M: barbed wire. You press <<M>>.
R: blueberry, X: air conditioner, and M: pennant. You press <<R>>.
R: cranberry, X: router, and M: clock. You press <<R>>.
R: bank, X: carriage, and M: cantaloupe. You press <<X>>.
R: cashew, X: cornhusk, and M: traffic light. You press <<M>>.