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

C: chest, I: arm, and M: needle. You press <<M>>.
C: squeegee, I: brace, and M: ball. You press <<M>>.
C: rosary, I: gyro, and M: crow. You press <<I>>.
C: rolling pin, I: cherry, and M: lanyard. You press <<M>>.
C: perfume, I: guitar, and M: bowtie. You press <<M>>.
C: brussels sprouts, I: curb, and M: warthog. You press <<I>>.
C: sheet, I: curry, and M: sand. You press <<I>>.
C: go-kart, I: tablecloth, and M: wolf. You press <<C>>.
C: shelf, I: scanner, and M: ski pole. You press <<M>>.
C: rain gauge, I: porthole, and M: ski boots. You press <<M>>.
C: photo booth, I: stove, and M: telescope. You press <<I>>.
C: eyepiece, I: bead, and M: defibrillator. You press <<I>>.
C: limousine, I: nose, and M: trailer. You press <<I>>.
C: chinaware, I: unicycle, and M: meat. You press <<M>>.
C: combination lock, I: snowsuit, and M: shutter. You press <<I>>.
C: refrigerator, I: spool, and M: pretzel. You press <<M>>.
C: rolling pin, I: shelf, and M: shoehorn. You press <<C>>.
C: tapestry, I: groundhog, and M: panties. You press <<I>>.
C: moss, I: piglet, and M: puppy. You press <<C>>.
C: shredder, I: tank, and M: float. You press <<M>>.