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

E: almond, O: bikini, and Z: oatmeal. You press <<O>>.
E: carrot, O: paintbrush, and Z: rocking chair. You press <<E>>.
E: bologna, O: plug, and Z: outlet. You press <<E>>.
E: air conditioner, O: hoe, and Z: bagel. You press <<E>>.
E: string cheese, O: snowmobile, and Z: fern. You press <<O>>.
E: golf club, O: briefcase, and Z: filter. You press <<Z>>.
E: ball, O: inhaler, and Z: windshield wiper. You press <<E>>.
E: cheese, O: camera, and Z: porthole. You press <<E>>.
E: lasagna, O: muffin, and Z: chinaware. You press <<Z>>.
E: sandcastle, O: speaker, and Z: gate. You press <<O>>.
E: tadpole, O: kite, and Z: pizza. You press <<Z>>.
E: crouton, O: air conditioner, and Z: airboat. You press <<E>>.
E: folder, O: lectern, and Z: ball. You press <<Z>>.
E: rifle, O: surfboard, and Z: thimble. You press <<E>>.
E: doghouse, O: rat, and Z: flatiron. You press <<Z>>.
E: gurney, O: sewing kit, and Z: face. You press <<O>>.
E: potholder, O: milk, and Z: sofa bed. You press <<O>>.
E: carrot, O: paintbrush, and Z: rocking chair. You press <<E>>.
E: muff, O: parachute, and Z: orange rind. You press <<Z>>.
E: magnifier, O: orangutan, and Z: bowling ball. You press <<Z>>.