In the given experiment, the target we are checking to be present in each array of objects is called; Blue Circle
The experiment being talked about here is one that was carried out by a Psychologist named Donald Broadbent which was the filter theory used to explain the selective nature of human beings attention span or conscious awareness.
In the experiment the conclusion was to decide as fast as possible, whether a particular target object (a blue circle) was present in an array of other shapes.
Now, If the blue circle was present, then they were going to click “yes.” However, if the blue circle wasn't present, they were going to click “no.”
Read more about Array of Objects at; https://brainly.com/question/15684709
