When you click the button Start survey you will see an image.From that moment, using the left button of your mouse you should click on the parts of the image that appear more predominantly to your eyes.You can click on the image only during a few seconds. Therefore, we kindly ask you to not wait. Click on any part of the image as soon as you notice it.You should really react spontaneously, because there is no right or wrong answer to this exercise. It is your spontaneous reaction that we value most.If you think you understood this explaination click on the button Start survey now. Otherwise read this text again.Please, answer the following questions.