Upper level: b1561 Visual perception
(1.A.1.e.3)
Ability to compare common feature of combination of character, figure, object, chart image, and pattern and difference promptly and accurately. You may one by one show the compared one even if it shows at the same time. It is included to compare objects memorized as the presented object in this ability.
(additional explanation: Perceptual Speed)
Lower livel: