Fig. 1.

A schematic of trials in each of the two conditions. In the homogeneous list condition, each of the stimuli came from the same category (apple, peach, banana, strawberries). In the isolate list condition, one item differed categorically from the rest (toothbrush, syringe, banana, stethoscope). After each list was presented, two items were available as choice stimuli. Here, the presented items at the bottom were equally viable for each of the two conditions. In both cases, banana is the correct selection