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

D: tennis ball, X: skeleton, and I: goose. You press <<D>>.
D: pants, X: cornucopia, and I: pineapple. You press <<D>>.
D: lampshade, X: turbine, and I: biscuit. You press <<I>>.
D: kneepad, X: dart, and I: crouton. You press <<X>>.
D: toolbox, X: kebab, and I: warthog. You press <<D>>.
D: pitcher, X: remote control, and I: rolling pin. You press <<X>>.
D: pepper mill, X: strainer, and I: milk. You press <<X>>.
D: napkin ring, X: axe, and I: grill. You press <<D>>.
D: grille, X: icicle, and I: jet. You press <<X>>.
D: first-aid kit, X: camera lens, and I: dustpan. You press <<I>>.
D: walker, X: bolt, and I: container. You press <<D>>.
D: bikini, X: fire pit, and I: bubble wrap. You press <<D>>.
D: flyswatter, X: eyedropper, and I: guillotine. You press <<X>>.
D: toilet, X: soccer ball, and I: peach. You press <<D>>.
D: pet food, X: hydrant, and I: puddle. You press <<D>>.
D: plant, X: praying mantis, and I: vent. You press <<I>>.
D: bandanna, X: trophy, and I: leopard. You press <<D>>.
D: nut, X: dynamite, and I: jar. You press <<I>>.
D: headband, X: flute, and I: goose. You press <<I>>.
D: spring roll, X: saw, and I: egg roll. You press <<X>>.