You will be presented with triplets of objects, which will be assigned to the keys E, O, and C.
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: gallows, O: bean, and C: propeller. You press <<O>>.
E: badger, O: blackberry, and C: train car. You press <<C>>.
E: lunchbox, O: mail, and C: racehorse. You press <<C>>.
E: mushroom, O: cork, and C: gyro. You press <<O>>.
E: lettuce, O: snowboard, and C: map. You press <<E>>.
E: ear, O: marijuana, and C: egg. You press <<O>>.
E: shuffleboard, O: radio, and C: boxing gloves. You press <<O>>.
E: extinguisher, O: mascara, and C: poinsettia. You press <<E>>.
E: mussel, O: buffet, and C: pendulum. You press <<C>>.
E: tamale, O: ping-pong table, and C: juice. You press <<O>>.
E: dolphin, O: lemon, and C: antenna. You press <<C>>.
E: bracelet, O: stamp, and C: clipboard. You press <<E>>.
E: pill, O: polaroid, and C: counter. You press <<O>>.
E: seesaw, O: missile, and C: camera lens. You press <<C>>.
E: creme brulee, O: ship, and C: fondue. You press <<O>>.
E: manhole, O: makeup, and C: ski pole. You press <<C>>.
E: tooth, O: granola, and C: peg. You press <<E>>.
E: flask, O: sailboat, and C: curry. You press <<C>>.
E: fan, O: swan, and C: waterwheel. You press <<O>>.
E: helmet, O: altar, and C: sheath. You press <<O>>.